Transcutaneous Analyte Sensor

Patent No. EP2329770 (titled "Transcutaneous Analyte Sensor") was filed by Dexcom on Jul 13, 2005. The application was issued on Apr 10, 2024.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

Company	Opposition Date	Representative
ROCHE	May 22, 2015	PETERREINS SCHLEY

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

Date
Description

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Mar 14, 2024
Decision to maintain the European patent in amended form
Mar 14, 2024
Decision to maintain the European patent in amended form
Feb 9, 2024
(Electronic) Receipt
Feb 9, 2024
Filing of the translation of the amended claims
Feb 9, 2024
French translation of claims
Feb 9, 2024
German translation of the claims
Nov 10, 2023
Communication of bibliographic data
Nov 10, 2023
Communication to opponent concerning maintenance
Nov 10, 2023
Communication with request to file translations
Nov 10, 2023
Druckexemplar in opposition procedure
Nov 7, 2023
Maintenance of the patent with the documents specified in the final decision
Nov 6, 2023
Advice of delivery
Nov 3, 2023
Decision of the Board of Appeal
Nov 3, 2023
F3032 Notification(s) of the decision
Nov 3, 2023
F3032 Notification(s) of the decision
Aug 9, 2023
F3013 Oral Proceedings: Forwarding minutes
Aug 9, 2023
F3013 Oral Proceedings: Forwarding minutes
Aug 9, 2023
F3317 Oral Proceedings: Minutes (Appellant: Proprietor + Opponent)
Jul 26, 2023
Letter accompanying subsequently filed items
Jul 5, 2023
(Electronic) Receipt
Jul 5, 2023
Letter accompanying subsequently filed items
Jul 3, 2023
F3345 Forwarding of submissions to parties
Jun 30, 2023
(Electronic) Receipt
Jun 30, 2023
Letter accompanying subsequently filed items
Jun 30, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 14, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 14, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 31, 2023
Advice of delivery
May 26, 2023
Oral proceedings: change of venue
May 26, 2023
Oral proceedings: change of venue
May 23, 2023
F3345 Forwarding of submissions to parties
May 17, 2023
(Electronic) Receipt
May 17, 2023
General enquiry
May 17, 2023
Letter accompanying subsequently filed items
May 16, 2023
F3345 Forwarding of submissions to parties
May 11, 2023
(Electronic) Receipt
May 11, 2023
Letter accompanying subsequently filed items
May 11, 2023
Letter dealing with oral proceedings during the appeal procedure
Mar 20, 2023
Advice of delivery
Mar 18, 2023
(Electronic) Receipt
Mar 18, 2023
Advice of delivery
Mar 18, 2023
Letter accompanying subsequently filed items
Mar 17, 2023
F3004 Communication of the Registry
Mar 17, 2023
F3004 Communication of the Registry
Mar 17, 2023
F3011.1 Oral Proceedings: summons
Mar 17, 2023
F3011.1 Oral Proceedings: summons
Mar 14, 2023
F3010 Oral proceedings: order for summons
Oct 16, 2020
Composition of the board (T)
May 17, 2019
F3345 Forwarding of submissions to parties
May 14, 2019
(Electronic) Receipt
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Amended claims with annotations
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Claims
May 14, 2019
Letter accompanying subsequently filed items
May 14, 2019
Reply to appeal
May 8, 2019
F3345 Forwarding of submissions to parties
May 2, 2019
(Electronic) Receipt
May 2, 2019
Letter accompanying subsequently filed items
May 2, 2019
Reply to appeal
Jan 4, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jan 4, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 21, 2018
(Electronic) Receipt
Dec 21, 2018
Letter accompanying subsequently filed items
Dec 21, 2018
Statement of grounds of appeal
Nov 23, 2018
(Electronic) Receipt
Nov 23, 2018
Letter accompanying subsequently filed items
Nov 23, 2018
Statement of grounds of appeal
Oct 23, 2018
F3204 Communication of the file number to the parties
Oct 15, 2018
(Electronic) Receipt
Oct 15, 2018
Letter accompanying subsequently filed items
Oct 15, 2018
Notice of appeal
Aug 30, 2018
F3204 Communication of the file number to the parties
Aug 22, 2018
(Electronic) Receipt
Aug 22, 2018
Advice of delivery
Aug 22, 2018
Letter accompanying subsequently filed items
Aug 22, 2018
Notice of appeal
Aug 22, 2018
Processing of an appeal
Aug 21, 2018
Advice of delivery
Aug 17, 2018
Advice of delivery
Aug 16, 2018
Acknowledgement of a document
Aug 16, 2018
Acknowledgement of a document
Aug 16, 2018
Annex to the communication - opposition
Aug 16, 2018
Decision of the Opposition Division and instruction
Aug 16, 2018
Druckexemplar in opposition procedure
Aug 16, 2018
Grounds for the decision (Annex) - opposition
Aug 16, 2018
Interlocutory decision in opposition proceedings
Aug 16, 2018
Internal form - Opposition/addressees
Aug 16, 2018
Internal form - Opposition/addressees
Aug 16, 2018
Means of redress
Aug 16, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 16, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 16, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 16, 2018
Provision of a copy of the minutes - opposition procedure
Aug 16, 2018
Scanned annex to a communication - opposition procedure
Jul 3, 2018
Information about the result of oral proceedings
May 14, 2018
Brief communication - Opposition proceedings
May 8, 2018
Brief communication - Opposition proceedings
May 3, 2018
(Electronic) Receipt
May 3, 2018
Letter accompanying subsequently filed items
May 3, 2018
Written submission in preparation to/during oral proceedings
Apr 30, 2018
Request for interpreters during oral proceedings
Feb 8, 2018
Advice of delivery
Jan 29, 2018
Acknowledgement of a document
Jan 29, 2018
Summons to attend oral proceedings
Dec 13, 2017
Advice of delivery
Dec 13, 2017
Advice of delivery
Dec 8, 2017
Advice of delivery
Dec 8, 2017
Advice of delivery
Dec 6, 2017
Acknowledgement of a document
Dec 6, 2017
Acknowledgement of a document
Dec 6, 2017
Acknowledgement of a document
Dec 6, 2017
Acknowledgement of a document
Dec 6, 2017
Annex to the communication - opposition
Dec 6, 2017
Annex to the communication - opposition
Dec 6, 2017
Information concerning oral proceedings
Dec 6, 2017
Information concerning oral proceedings
Dec 6, 2017
Internal form - Opposition/addressees
Dec 6, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 6, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 6, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 6, 2017
Preparation for oral proceedings
Dec 6, 2017
Provision of a copy of the minutes - opposition procedure
Dec 6, 2017
Scanned annex to a communication - opposition procedure
Dec 6, 2017
Summons to attend oral proceedings
Dec 6, 2017
Summons to attend oral proceedings
Dec 5, 2017
Communication of amended entries concerning the representative
Nov 29, 2017
Submission concerning change of applicant's representative
Oct 25, 2017
Communication of amended entries concerning the representative
Oct 24, 2017
Brief communication - Opposition proceedings
Oct 19, 2017
(Electronic) Receipt
Oct 19, 2017
Letter accompanying subsequently filed items
Oct 19, 2017
Letter regarding the opposition procedure (no time limit)
Oct 19, 2017
Submission concerning change of applicant's representative
Oct 9, 2017
Brief communication - Opposition proceedings
Oct 6, 2017
Information about the result of oral proceedings
Oct 4, 2017
Brief communication - Opposition proceedings
Oct 2, 2017
(Electronic) Receipt
Oct 2, 2017
Auxiliary request during Opposition procedure
Oct 2, 2017
Auxiliary request during Opposition procedure
Oct 2, 2017
Auxiliary request during Opposition procedure
Oct 2, 2017
Auxiliary request during Opposition procedure
Oct 2, 2017
Auxiliary request during Opposition procedure
Oct 2, 2017
Auxiliary request during Opposition procedure
Oct 2, 2017
Auxiliary request during Opposition procedure
Oct 2, 2017
Letter accompanying subsequently filed items
Oct 2, 2017
Letter regarding the opposition procedure (no time limit)
Oct 2, 2017
Main request during Opposition procedure
Aug 10, 2017
Brief communication - Opposition proceedings
Aug 4, 2017
(Electronic) Receipt
Aug 4, 2017
Amended claims with annotations
Aug 4, 2017
Amended claims with annotations
Aug 4, 2017
Amended claims with annotations
Aug 4, 2017
Amended claims with annotations
Aug 4, 2017
Auxiliary request during Opposition procedure
Aug 4, 2017
Auxiliary request during Opposition procedure
Aug 4, 2017
Auxiliary request during Opposition procedure
Aug 4, 2017
Auxiliary request during Opposition procedure
Aug 4, 2017
Auxiliary request during Opposition procedure
Aug 4, 2017
Request for interpreters during oral proceedings
Aug 4, 2017
Written submission in preparation to/during oral proceedings
Aug 2, 2017
Brief communication - Opposition proceedings
Jul 27, 2017
Request for interpreters during oral proceedings
Jul 19, 2017
Brief communication - Opposition proceedings
Jul 13, 2017
(Electronic) Receipt
Jul 13, 2017
Letter accompanying subsequently filed items
Jul 13, 2017
Patent document cited during the opposition procedure
Jul 13, 2017
Patent document cited during the opposition procedure
Jul 13, 2017
Patent document cited during the opposition procedure
Jul 13, 2017
Patent document cited during the opposition procedure
Jul 13, 2017
Written submission in preparation to/during oral proceedings
May 22, 2017
Communication of amended entries concerning the representative
May 16, 2017
Submission concerning change of applicant's representative
Mar 24, 2017
Advice of delivery
Mar 15, 2017
Advice of delivery
Mar 6, 2017
Advice of delivery
Mar 2, 2017
Brief communication - Opposition proceedings
Mar 1, 2017
Acknowledgement of a document
Mar 1, 2017
Acknowledgement of a document
Mar 1, 2017
Annex to the communication - opposition
Mar 1, 2017
Information concerning oral proceedings
Mar 1, 2017
Preparation for oral proceedings
Mar 1, 2017
Summons to attend oral proceedings
Mar 1, 2017
Summons to attend oral proceedings
Feb 24, 2017
(Electronic) Receipt
Feb 24, 2017
Letter accompanying subsequently filed items
Feb 24, 2017
Letter regarding the opposition procedure (no time limit)
Jul 7, 2016
Brief communication - Opposition proceedings
Jun 30, 2016
Brief communication - Opposition proceedings
Jun 30, 2016
Grant of extension of time limit (opposition procedure)
Jun 29, 2016
(Electronic) Receipt
Jun 29, 2016
Amended claims with annotations
Jun 29, 2016
Amended claims with annotations
Jun 29, 2016
Amended claims with annotations
Jun 29, 2016
Amended claims with annotations
Jun 29, 2016
Auxiliary request during Opposition procedure
Jun 29, 2016
Auxiliary request during Opposition procedure
Jun 29, 2016
Auxiliary request during Opposition procedure
Jun 29, 2016
Auxiliary request during Opposition procedure
Jun 29, 2016
Letter accompanying subsequently filed items
Jun 29, 2016
Main request during Opposition procedure
Jun 29, 2016
Reply to an examination report in opposition proceedings
Jun 23, 2016
(Electronic) Receipt
Jun 23, 2016
Letter accompanying subsequently filed items
Jun 23, 2016
Request for extension of time limit
Jun 20, 2016
Brief communication - Opposition proceedings
Jun 20, 2016
Communication of amended entries
May 25, 2016
Request concerning representative opponent
Feb 19, 2016
(Electronic) Receipt
Feb 19, 2016
Annex to the communication - opposition
Feb 19, 2016
Brief communication - Opposition proceedings
Feb 19, 2016
Communication for party to proceedings/third party
Feb 19, 2016
Communication inviting the parties to file observations
Feb 19, 2016
Decision revoking the European Patent (patent proprietor)
Feb 19, 2016
Internal form - Opposition/addressees
Feb 19, 2016
Letter accompanying subsequently filed items
Feb 19, 2016
Letter regarding the opposition procedure (no time limit)
Feb 19, 2016
Patent document cited during the opposition procedure
Feb 19, 2016
Patent document cited during the opposition procedure
Feb 19, 2016
Patent document cited during the opposition procedure
Feb 19, 2016
Patent document cited during the opposition procedure
Feb 19, 2016
Patent document cited during the opposition procedure
Feb 17, 2016
Brief communication - Opposition proceedings
Feb 17, 2016
Communication concerning the filing of a power of attorney
Feb 17, 2016
Communication of amended entries concerning the representative
Feb 12, 2016
Communication for party to proceedings/third party
Feb 12, 2016
Communication inviting the parties to file observations
Feb 1, 2016
General authorisation
Feb 1, 2016
Submission concerning change of applicant's representative
Jan 20, 2016
General authorisation
Jan 20, 2016
Submission concerning change of applicant's representative
Dec 15, 2015
Brief communication - Opposition proceedings
Dec 10, 2015
(Electronic) Receipt
Dec 10, 2015
Letter accompanying subsequently filed items
Dec 10, 2015
Letter regarding the opposition procedure (no time limit)
Nov 26, 2015
Brief communication - Opposition proceedings
Nov 20, 2015
Letter regarding the opposition procedure (no time limit)
Nov 9, 2015
Brief communication - Opposition proceedings
Oct 9, 2015
Letter regarding the opposition procedure (no time limit)
Jul 17, 2015
Communication of a notice of opposition and request to file observations
Jul 17, 2015
Notice of further oppositions to opponent(s)
Jun 16, 2015
Brief communication - Opposition proceedings
Jun 9, 2015
Letter regarding the opposition procedure (no time limit)
Jun 2, 2015
Communication of a notice of opposition - first information to patent proprietor
May 22, 2015
(Electronic) Receipt
May 22, 2015
Citation in opposition procedure
May 22, 2015
Citation in opposition procedure
May 22, 2015
Citation in opposition procedure
May 22, 2015
Notice of opposition
May 22, 2015
Notice of opposition
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
May 22, 2015
Patent document cited during the opposition procedure
Sep 26, 2014
Submission concerning representation
Sep 11, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 22, 2014
Correction to published European patent application/patent specification
Aug 14, 2014
Decision to grant a European patent
Aug 6, 2014
Request for correction of the publication
Jul 30, 2014
Filing of the translations of the claims
Jul 30, 2014
French translation of claims
Jul 30, 2014
German translation of the claims
Jul 30, 2014
Payment of fees and costs
Jun 26, 2014
Annex to the communication
Jun 26, 2014
Consultation by telephone/in person
Jun 26, 2014
Result of consultation by telephone/in person
Mar 25, 2014
Bibliographic data of the European patent application
Mar 25, 2014
Communication about intention to grant a European patent
Mar 25, 2014
Intention to grant (signatures)
Mar 25, 2014
Text intended for grant
Aug 22, 2013
Amended claims with annotations
Aug 22, 2013
Amended claims with annotations
Aug 22, 2013
Amended claims with annotations
Aug 22, 2013
Amended claims with annotations
Aug 22, 2013
Amended description with annotations
Aug 22, 2013
Claims
Aug 22, 2013
Claims
Aug 22, 2013
Claims
Aug 22, 2013
Claims
Aug 22, 2013
Description
Aug 22, 2013
Reply to communication from the Examining Division
May 14, 2013
Communication of amended entries concerning the representative
May 8, 2013
Annexes in respect of a client data request
May 7, 2013
Submission concerning change of applicant's representative
Apr 22, 2013
Annex to the communication
Apr 22, 2013
Communication from the Examining Division
Mar 6, 2013
CDS Clean up - amended data concerning the representative for the applicant
Jan 10, 2013
Communication confirming withdrawal from representation
Jan 10, 2013
Communication of amended entries concerning the representative
Jan 7, 2013
Submission concerning representation
Dec 27, 2012
Submission concerning change of applicant's representative
Dec 20, 2012
(Electronic) Receipt
Dec 20, 2012
Letter accompanying subsequently filed items
Dec 20, 2012
Submission concerning representation
Oct 9, 2012
(Electronic) Receipt
Oct 9, 2012
Claims
Oct 9, 2012
Claims
Oct 9, 2012
Claims
Oct 9, 2012
Letter accompanying subsequently filed items
Oct 9, 2012
Reply to communication from the Examining Division
Sep 11, 2012
Grant of extension of time limit (examination procedure)
Sep 6, 2012
(Electronic) Receipt
Sep 6, 2012
Letter accompanying subsequently filed items
Sep 6, 2012
Request for extension of time limit to communication from the Examining Division
Jun 29, 2012
Submission concerning representation
Apr 26, 2012
Annex to the communication
Apr 26, 2012
Communication from the Examining Division
Dec 8, 2011
Amended claims filed after receipt of (European) search report
Dec 8, 2011
Amendments received before examination
Dec 8, 2011
Letter accompanying subsequently filed items
Jun 14, 2011
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
May 11, 2011
Notification of forthcoming publication
Apr 12, 2011
Communication regarding the transmission of the European search report
Apr 12, 2011
European search opinion
Apr 12, 2011
European search report
Mar 7, 2011
Invitation to indicate correct address of inventor
Mar 3, 2011
Invitation to indicate correct address of inventor
Feb 28, 2011
Letter which had not been notified
Feb 23, 2011
Letter which had not been notified
Jan 31, 2011
Confirmation of receipt of (electronically) transmitted priority document
Dec 16, 2010
Abstract
Dec 16, 2010
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Dec 16, 2010
Claims
Dec 16, 2010
Description
Dec 16, 2010
Designation of inventor
Dec 16, 2010
Designation of inventor
Dec 16, 2010
Designation of inventor
Dec 16, 2010
Drawings
Dec 16, 2010
Request for grant of a European patent
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)
Mar 6, 2006
Priority document (electronically transmitted)

EP2329770

DEXCOM

Application Number: EP10195509A
Filing Date: Jul 13, 2005
Status: Patent Maintained As Amended; Mar 8, 2024
Publication Date: Apr 10, 2024
External Links: Slate, Register , Google Patents

IP Verse

Transcutaneous Analyte Sensor

Patent Summary

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Dossier Documents

EP2329770