Method Of Making Sustained Release Microparticles

Patent No. EP2379055 (titled "Method Of Making Sustained Release Microparticles") was filed by Oakwood Laboratories on Dec 1, 2009. The application was issued on Nov 8, 2017.

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
HOFFMANN EITLE	Aug 8, 2018	HOFFMANN EITLE

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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Nov 22, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Nov 22, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Nov 17, 2022
Termination of the opposition proceedings with revocation of patent
Aug 19, 2022
Advice of delivery
Aug 9, 2022
Advice of delivery
Aug 8, 2022
Decision revoking the European Patent (patent proprietor)
Aug 8, 2022
Decision revoking the European patent (opponent)
Aug 8, 2022
Transmittal of decision / summons - opposition
Aug 8, 2022
Transmittal of decision / summons - opposition
Apr 21, 2022
Communication concerning surcharge and failure to observe time limit
Dec 2, 2021
Communication of bibliographic data
Dec 2, 2021
Communication to opponent concerning maintenance
Dec 2, 2021
Communication with request to file translations
Nov 26, 2021
Refund of fees
Nov 26, 2021
Refund of fees
Nov 24, 2021
Advice of delivery
Nov 24, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Nov 24, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Nov 24, 2021
Maintenance of the patent with the documents specified in the final decision
Nov 23, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 23, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 18, 2021
F3014 Oral Proceedings: Order cancelling/postponing
Nov 17, 2021
(Electronic) Receipt
Nov 17, 2021
Letter accompanying subsequently filed items
Nov 17, 2021
Withdrawal of an appeal
Oct 25, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 25, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 20, 2021
F3303.16 Change of composition of the Board (T)
Oct 19, 2021
F3345 Forwarding of submissions to parties
Oct 13, 2021
(Electronic) Receipt
Oct 13, 2021
Withdrawal of an appeal
Oct 13, 2021
Written submission in preparation to/during oral proceedings
Sep 21, 2021
F3936 Acknowledgement of receipt Board of Appeal
Sep 15, 2021
F3936 Acknowledgement of receipt Board of Appeal
Sep 13, 2021
F3011.1 Oral Proceedings: summons
Sep 13, 2021
F3011.1 Oral Proceedings: summons
Sep 8, 2021
F3010 Oral proceedings: order for summons
Sep 17, 2020
F3345 Forwarding of submissions to parties
Sep 14, 2020
(Electronic) Receipt
Sep 14, 2020
Composition of the board (T)
Sep 14, 2020
Letter accompanying subsequently filed items
Sep 14, 2020
Reply to appeal
May 6, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 28, 2020
(Electronic) Receipt
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
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Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Amended claims with annotations
Apr 28, 2020
Auxiliary request during appeals procedure - 01
Apr 28, 2020
Auxiliary request during appeals procedure - 02
Apr 28, 2020
Auxiliary request during appeals procedure - 03
Apr 28, 2020
Auxiliary request during appeals procedure - 03
Apr 28, 2020
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Apr 28, 2020
Auxiliary request during appeals procedure - 05
Apr 28, 2020
Auxiliary request during appeals procedure - 06
Apr 28, 2020
Auxiliary request during appeals procedure - 07
Apr 28, 2020
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Apr 28, 2020
Auxiliary request during appeals procedure - 10
Apr 28, 2020
Auxiliary request during appeals procedure - 11
Apr 28, 2020
Auxiliary request during appeals procedure - 12
Apr 28, 2020
Auxiliary request during appeals procedure - 13
Apr 28, 2020
Auxiliary request during appeals procedure - 13
Apr 28, 2020
Auxiliary request during appeals procedure - 13
Apr 28, 2020
Auxiliary request during appeals procedure - 13
Apr 28, 2020
Auxiliary request during appeals procedure - 13
Apr 28, 2020
Auxiliary request during appeals procedure - 14
Apr 28, 2020
Auxiliary request during appeals procedure - 15
Apr 28, 2020
Auxiliary request during appeals procedure - 16
Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
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Apr 28, 2020
Auxiliary request during appeals procedure - 39
Apr 28, 2020
Auxiliary request during appeals procedure - 40
Apr 28, 2020
Auxiliary request during appeals procedure - 41
Apr 28, 2020
Cited document during appeal procedure
Apr 28, 2020
Letter accompanying subsequently filed items
Apr 28, 2020
Statement of grounds of appeal
Mar 17, 2020
F3345 Forwarding of submissions to parties
Mar 11, 2020
(Electronic) Receipt
Mar 11, 2020
Letter accompanying subsequently filed items
Mar 11, 2020
Letter relating to Appeal Procedure
Mar 6, 2020
F3204 Communication of the file number to the parties
Feb 28, 2020
(Electronic) Receipt
Feb 28, 2020
Letter accompanying subsequently filed items
Feb 28, 2020
Notice of appeal
Dec 30, 2019
Advice of delivery
Dec 20, 2019
Advice of delivery
Dec 18, 2019
Acknowledgement of a document
Dec 18, 2019
Acknowledgement of a document
Dec 18, 2019
Annex to the communication - opposition
Dec 18, 2019
Decision of the Opposition Division and instruction
Dec 18, 2019
Grounds for the decision (Annex) - opposition
Dec 18, 2019
Interlocutory decision in opposition proceedings
Dec 18, 2019
Internal form - Opposition/addressees
Dec 18, 2019
Internal form - Opposition/addressees
Dec 18, 2019
Means of redress
Dec 18, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 18, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 18, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 18, 2019
OPPODREX with handwritten amendments
Dec 18, 2019
Provision of a copy of the minutes - opposition procedure
Dec 18, 2019
Scanned annex to a communication - opposition procedure
Oct 25, 2019
Information about the result of oral proceedings
Oct 23, 2019
Brief communication - Opposition proceedings
Oct 22, 2019
Brief communication - Opposition proceedings
Oct 17, 2019
(Electronic) Receipt
Oct 17, 2019
Letter accompanying subsequently filed items
Oct 17, 2019
Written submission in preparation to/during oral proceedings
Oct 16, 2019
(Electronic) Receipt
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Amended claims with annotations
Oct 16, 2019
Citation in opposition procedure - 022
Oct 16, 2019
Claims
Oct 16, 2019
Claims
Oct 16, 2019
Claims
Oct 16, 2019
Claims
Oct 16, 2019
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Oct 16, 2019
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Oct 16, 2019
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Oct 16, 2019
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Oct 16, 2019
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Oct 16, 2019
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Oct 16, 2019
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Oct 16, 2019
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Oct 16, 2019
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Oct 16, 2019
Claims
Oct 16, 2019
Consolidated list of cited opposition documents
Oct 16, 2019
Letter accompanying subsequently filed items
Oct 16, 2019
Written submission in preparation to/during oral proceedings
Aug 30, 2019
Brief communication - Opposition proceedings
Aug 29, 2019
Brief communication - Opposition proceedings
Aug 23, 2019
(Electronic) Receipt
Aug 23, 2019
(Electronic) Receipt
Aug 23, 2019
(Electronic) Receipt
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Amended claims with annotations
Aug 23, 2019
Citation in opposition procedure
Aug 23, 2019
Citation in opposition procedure
Aug 23, 2019
Citation in opposition procedure
Aug 23, 2019
Citation in opposition procedure
Aug 23, 2019
Citation in opposition procedure - 018
Aug 23, 2019
Citation in opposition procedure - 019
Aug 23, 2019
Citation in opposition procedure - 020
Aug 23, 2019
Citation in opposition procedure - 021
Aug 23, 2019
Claims
Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
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Aug 23, 2019
Consolidated list of cited opposition documents
Aug 23, 2019
Letter accompanying subsequently filed items
Aug 23, 2019
Letter accompanying subsequently filed items
Aug 23, 2019
Letter accompanying subsequently filed items
Aug 23, 2019
Request for interpreters during oral proceedings
Aug 23, 2019
Request for interpreters during oral proceedings
Aug 23, 2019
Request for interpreters during oral proceedings
Aug 23, 2019
Written submission in preparation to/during oral proceedings
Aug 23, 2019
Written submission in preparation to/during oral proceedings
Feb 25, 2019
Advice of delivery
Feb 21, 2019
Advice of delivery
Feb 20, 2019
Advice of delivery
Feb 19, 2019
Advice of delivery
Feb 18, 2019
Acknowledgement of a document
Feb 18, 2019
Acknowledgement of a document
Feb 18, 2019
Annex to the communication - opposition
Feb 18, 2019
Information concerning oral proceedings
Feb 18, 2019
Summons to attend oral proceedings
Feb 18, 2019
Summons to attend oral proceedings
Jan 8, 2019
Brief communication - Opposition proceedings
Dec 31, 2018
(Electronic) Receipt
Dec 31, 2018
Citation in opposition procedure - 017
Dec 31, 2018
Letter accompanying subsequently filed items
Dec 31, 2018
Reply of the patent proprietor to the notice(s) of opposition
Aug 21, 2018
Communication of a notice of opposition and request to file observations
Aug 21, 2018
Notice of further oppositions to opponent(s)
Aug 14, 2018
Communication of a notice of opposition - first information to patent proprietor
Aug 8, 2018
(Electronic) Receipt
Aug 8, 2018
Citation in opposition procedure - 001
Aug 8, 2018
Citation in opposition procedure - 002
Aug 8, 2018
Citation in opposition procedure - 003
Aug 8, 2018
Citation in opposition procedure - 004
Aug 8, 2018
Citation in opposition procedure - 005
Aug 8, 2018
Citation in opposition procedure - 006
Aug 8, 2018
Citation in opposition procedure - 007
Aug 8, 2018
Citation in opposition procedure - 008
Aug 8, 2018
Citation in opposition procedure - 009
Aug 8, 2018
Citation in opposition procedure - 010
Aug 8, 2018
Citation in opposition procedure - 011
Aug 8, 2018
Citation in opposition procedure - 012
Aug 8, 2018
Citation in opposition procedure - 013
Aug 8, 2018
Citation in opposition procedure - 014
Aug 8, 2018
Citation in opposition procedure - 015
Aug 8, 2018
Citation in opposition procedure - 016
Aug 8, 2018
Notice of opposition
Aug 8, 2018
Notice of opposition
Nov 15, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 12, 2017
Decision to grant a European patent
Sep 27, 2017
(Electronic) Receipt
Sep 27, 2017
French translation of claims
Sep 27, 2017
German translation of the claims
Sep 27, 2017
Letter accompanying subsequently filed items
May 29, 2017
Bibliographic data of the European patent application
May 29, 2017
Communication about intention to grant a European patent
May 29, 2017
Intention to grant (signatures)
May 29, 2017
Text intended for grant (clean copy)
May 29, 2017
Text intended for grant (version for approval)
May 18, 2017
Bibliographic data of the European patent application
Oct 13, 2016
Submission concerning representation
Sep 26, 2016
Amended description with annotations
Sep 26, 2016
Description
Sep 26, 2016
Reply to communication from the Examining Division
Aug 11, 2016
Grant of extension of time limit (examination procedure)
Aug 3, 2016
Request for extension of time limit to communication from the Examining Division
May 24, 2016
Annex to the communication
May 24, 2016
Communication from the Examining Division
Mar 31, 2016
Annex
Mar 31, 2016
Annex to the communication
Mar 31, 2016
Consultation by telephone/in person
Mar 31, 2016
Matter concerning the application
Mar 31, 2016
Result of consultation by telephone/in person
Aug 12, 2015
Amended claims with annotations
Aug 12, 2015
Claims
Aug 12, 2015
Reply to communication from the Examining Division
Apr 2, 2015
Annex to the communication
Apr 2, 2015
Communication from the Examining Division
Dec 17, 2014
Response to enquiry for communication from the Examining Division
Dec 11, 2014
Enquiry as to when a communication from the Examining Division can be expected
Dec 11, 2014
Enquiry as to when a communication from the Examining Division can be expected
Nov 8, 2013
Amended claims with annotations
Nov 8, 2013
Claims
Nov 8, 2013
Reply to communication from the Examining Division
Jul 26, 2013
Annex to the communication
Jul 26, 2013
Communication from the Examining Division
Jul 17, 2013
Examination started
Dec 6, 2012
Amended claims filed after receipt of (European) search report
Dec 6, 2012
Amended claims with annotations
Dec 6, 2012
Amendments received before examination
Jun 1, 2012
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
May 15, 2012
Communication regarding the transmission of the European search report
May 15, 2012
European search opinion
May 15, 2012
Supplementary European search report
Oct 4, 2011
Submission concerning representation
Sep 28, 2011
Notification on forthcoming publication of bibliographic data
Sep 9, 2011
Communication regarding possible amendment of the application/payment of claims fee
Jun 29, 2011
Amended claims filed after receipt of (European) search report
Jun 29, 2011
Amended claims with annotations
Jun 29, 2011
Request for entry into the European phase
Jun 21, 2011
Copy of the international preliminary report on patentability
Apr 15, 2011
Information on entry into European phase
Jul 1, 2010
Priority document (electronically transmitted)
Jun 10, 2010
Copy of the international search report
Jun 10, 2010
Published international application - A1

EP2379055

OAKWOOD LABORATORIES

Application Number: EP09830961A
Filing Date: Dec 1, 2009
Status: Revoked; Nov 18, 2022
Publication Date: Nov 8, 2017
External Links: Slate, Register , Google Patents

IP Verse

Method Of Making Sustained Release Microparticles

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2379055