Flow Control In Computer-Assisted Surgery Based On Marker Positions

Patent No. EP2547278 (titled "Flow Control In Computer-Assisted Surgery Based On Marker Positions") was filed by Brainlab on Mar 17, 2010. The application was issued on Oct 23, 2019.

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
AESCULAP	Jul 5, 2017	HOEGER

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

Get instant alerts for new documents

Sep 11, 2025
Annexes in respect of a client data request
Sep 11, 2025
Letter accompanying subsequently filed items
Sep 11, 2025
Submission concerning change of applicant's name
Sep 26, 2019
Decision to maintain the European patent in amended form
Sep 26, 2019
Decision to maintain the European patent in amended form
Sep 20, 2019
Termination of the opposition proceedings with maintenance of patent
Sep 10, 2019
(Electronic) Receipt
Sep 10, 2019
Clean copy of description pages in the opposition procedure
Sep 10, 2019
Filing of the translation of the amended claims
Sep 10, 2019
French translation of claims
Sep 10, 2019
German translation of the claims
Sep 10, 2019
Letter accompanying subsequently filed items
Aug 9, 2019
Communication with request to file translations
Mar 28, 2019
Communication of bibliographic data
Mar 28, 2019
Communication to opponent concerning maintenance
Mar 28, 2019
Communication with request to file translations
Mar 19, 2019
Maintenance of the patent with the documents specified in the final decision
Mar 6, 2019
Refund of fees
Feb 28, 2019
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 28, 2019
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Feb 28, 2019
Refund of fees
Feb 14, 2019
F3303.14 Composition of the Board (T), in case Chairman is a legal member
Feb 12, 2019
Withdrawal of an appeal
Jan 25, 2019
F3204 Communication of the file number to the parties
Jan 25, 2019
F3204 Communication of the file number to the parties
Jan 22, 2019
(Electronic) Receipt
Jan 22, 2019
Letter accompanying subsequently filed items
Jan 22, 2019
Notice of appeal
Jan 21, 2019
(Electronic) Receipt
Jan 21, 2019
Letter accompanying subsequently filed items
Jan 21, 2019
Notice of appeal
Jan 21, 2019
Processing of an appeal
Nov 28, 2018
Submission concerning representation
Nov 19, 2018
Advice of delivery
Nov 16, 2018
Advice of delivery
Nov 15, 2018
Advice of delivery
Nov 13, 2018
Advice of delivery
Nov 12, 2018
Acknowledgement of a document
Nov 12, 2018
Acknowledgement of a document
Nov 12, 2018
Annex to the communication - opposition
Nov 12, 2018
Decision of the Opposition Division and instruction
Nov 12, 2018
Grounds for the decision (Annex) - opposition
Nov 12, 2018
Interlocutory decision in opposition proceedings
Nov 12, 2018
Internal form - Opposition/addressees
Nov 12, 2018
Internal form - Opposition/addressees
Nov 12, 2018
Means of redress
Nov 12, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 12, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 12, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 12, 2018
OPPODREX with handwritten amendments
Nov 12, 2018
Provision of a copy of the minutes - opposition procedure
Nov 12, 2018
Scanned annex to a communication - opposition procedure
Sep 25, 2018
Brief communication - Opposition proceedings
Sep 25, 2018
Information about the result of oral proceedings
Sep 24, 2018
Brief communication - Opposition proceedings
Sep 19, 2018
(Electronic) Receipt
Sep 19, 2018
Letter accompanying subsequently filed items
Sep 19, 2018
Written submission in preparation to/during oral proceedings
Sep 18, 2018
Brief communication - Opposition proceedings
Sep 17, 2018
Brief communication - Opposition proceedings
Sep 13, 2018
(Electronic) Receipt
Sep 13, 2018
Letter accompanying subsequently filed items
Sep 13, 2018
Written submission in preparation to/during oral proceedings
Sep 11, 2018
(Electronic) Receipt
Sep 11, 2018
Letter accompanying subsequently filed items
Sep 11, 2018
Written submission in preparation to/during oral proceedings
Aug 2, 2018
Brief communication - Opposition proceedings
Jul 31, 2018
Brief communication - Opposition proceedings
Jul 25, 2018
(Electronic) Receipt
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Amended claims with annotations
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Claims
Jul 25, 2018
Letter accompanying subsequently filed items
Jul 25, 2018
Written submission in preparation to/during oral proceedings
Jul 25, 2018
Written submission in preparation to/during oral proceedings
Feb 28, 2018
Brief communication - Opposition proceedings
Feb 21, 2018
(Electronic) Receipt
Feb 21, 2018
Letter accompanying subsequently filed items
Feb 21, 2018
Request for interpreters during oral proceedings
Dec 14, 2017
Advice of delivery
Dec 14, 2017
Brief communication - Opposition proceedings
Dec 11, 2017
Advice of delivery
Dec 8, 2017
Request for interpreters during oral proceedings
Dec 7, 2017
Advice of delivery
Dec 6, 2017
Advice of delivery
Dec 4, 2017
Acknowledgement of a document
Dec 4, 2017
Acknowledgement of a document
Dec 4, 2017
Annex to the communication - opposition
Dec 4, 2017
Information concerning oral proceedings
Dec 4, 2017
Summons to attend oral proceedings
Dec 4, 2017
Summons to attend oral proceedings
Nov 20, 2017
Preparation for oral proceedings
Nov 6, 2017
Brief communication - Opposition proceedings
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Claims
Oct 25, 2017
Claims
Oct 25, 2017
Claims
Oct 25, 2017
Claims
Oct 25, 2017
Claims
Oct 25, 2017
Claims
Oct 25, 2017
Claims
Oct 25, 2017
Claims
Oct 25, 2017
Claims
Oct 25, 2017
Reply of the patent proprietor to the notice(s) of opposition
Aug 11, 2017
Communication of a notice of opposition and request to file observations
Aug 11, 2017
Notice of further oppositions to opponent(s)
Jul 13, 2017
Communication of a notice of opposition - first information to patent proprietor
Jul 5, 2017
(Electronic) Receipt
Jul 5, 2017
Any annexes (other than citation) to an opposition letter
Jul 5, 2017
Notice of opposition
Jul 5, 2017
Notice of opposition
Jul 5, 2017
Patent document cited during the opposition procedure
Jul 5, 2017
Patent document cited during the opposition procedure
Jul 5, 2017
Patent document cited during the opposition procedure
Jul 5, 2017
Patent document cited during the opposition procedure
Jul 5, 2017
Patent document cited during the opposition procedure
Jul 5, 2017
Patent document cited during the opposition procedure
Jul 5, 2017
Patent document cited during the opposition procedure
Jul 5, 2017
Patent document cited during the opposition procedure
Jul 5, 2017
Patent document cited during the opposition procedure
Jan 26, 2017
Communication of the registration of a transfer or change of name and/or address
Jan 19, 2017
Submission concerning change of applicant's address
Oct 5, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 8, 2016
Decision to grant a European patent
Aug 22, 2016
Filing of the translations of the claims
Aug 22, 2016
French translation of claims
Aug 22, 2016
German translation of the claims
Aug 22, 2016
Payment of fees and costs
Jun 3, 2016
Bibliographic data of the European patent application
Jun 3, 2016
Communication about intention to grant a European patent
Jun 3, 2016
Intention to grant (signatures)
Jun 3, 2016
Text intended for grant (clean copy)
Jun 3, 2016
Text intended for grant (version for approval)
May 24, 2016
Bibliographic data of the European patent application
May 6, 2016
Submission concerning representation
Apr 28, 2016
Submission concerning representation
Mar 18, 2016
Submission concerning representation
Mar 8, 2016
Amended claims with annotations
Mar 8, 2016
Amended claims with annotations
Mar 8, 2016
Claims
Mar 8, 2016
Claims
Mar 8, 2016
Reply to communication from the Examining Division
Nov 10, 2015
Annex to the communication
Nov 10, 2015
Communication from the Examining Division
Sep 8, 2015
Amended claims with annotations
Sep 8, 2015
Amended description with annotations
Sep 8, 2015
Claims
Sep 8, 2015
Description
Sep 8, 2015
Reply to communication from the Examining Division
Jul 14, 2015
Annex to the communication
Jul 14, 2015
Communication from the Examining Division
May 21, 2015
Amended claims with annotations
May 21, 2015
Claims
May 21, 2015
Reply to communication from the Examining Division
Jan 30, 2015
Annex to the communication
Jan 30, 2015
Communication from the Examining Division
Oct 16, 2013
Communication of the registration of a transfer or change of name and/or address
Oct 10, 2013
Submission concerning change of applicant's name
Jan 4, 2013
Notification on forthcoming publication of bibliographic data
Nov 26, 2012
Amended claims filed after receipt of (European) search report
Nov 26, 2012
Amended claims with annotations
Nov 26, 2012
Amended description filed after receipt of (European) search report
Nov 26, 2012
Amendments received before examination
Nov 15, 2012
Invitation to indicate correct address of inventor
Nov 8, 2012
Letter which had not been notified
Oct 24, 2012
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Oct 22, 2012
Communication to designated inventor
Oct 22, 2012
Communication to designated inventor
Oct 22, 2012
Communication to designated inventor
Oct 22, 2012
Communication to designated inventor
Oct 22, 2012
Communication to designated inventor
Oct 2, 2012
Copy of the international preliminary report on patentability
Sep 17, 2012
(Electronic) Receipt
Sep 17, 2012
Request for entry into the European phase
Jul 27, 2012
Information on entry into European phase
Sep 22, 2011
Copy of the international search report
Sep 22, 2011
Published international application - A1
Dec 1, 2010
Written opinion of the ISA, boxes No. I to VIII
Dec 1, 2010
Written opinion of the ISA, cover sheet
Dec 1, 2010
Written opinion of the ISA, supplemental box
Mar 18, 2010
Submission concerning representation
Mar 17, 2010
(Electronic) Receipt
Mar 17, 2010
Abstract
Mar 17, 2010
Claims
Mar 17, 2010
Description
Mar 17, 2010
Drawings

EP2547278

BRAINLAB

Application Number: EP10710564A
Filing Date: Mar 17, 2010
Status: Patent Maintained As Amended; Sep 20, 2019
Publication Date: Oct 23, 2019
External Links: Slate, Register , Google Patents

IP Verse

Flow Control In Computer-Assisted Surgery Based On Marker Positions

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2547278