Start Safety Ignition System

Patent No. EP1945937 (titled "Start Safety Ignition System") was filed by Husqvarna on Jul 1, 2005. The application was issued on Apr 25, 2018.

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
ANDREAS STIHL	Jan 25, 2019	WASMUTH

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
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Oct 10, 2025
Refund of fees
Oct 8, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Oct 8, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Oct 8, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 8, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Oct 2, 2025
F3014 Oral Proceedings: Order cancelling/postponing
Sep 30, 2025
(Electronic) Receipt
Sep 30, 2025
Letter accompanying subsequently filed items
Sep 30, 2025
Withdrawal of an appeal
Sep 4, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 4, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 25, 2025
F3011.2 Oral Proceedings: Summons VICO
Jul 25, 2025
F3011.2 Oral Proceedings: Summons VICO
Jul 25, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 25, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 23, 2025
F3010 Oral proceedings: order for summons
Jul 2, 2025
Composition of the board (T)
Feb 12, 2025
F3345 Forwarding of submissions to parties
Feb 7, 2025
(Electronic) Receipt
Feb 7, 2025
Letter accompanying subsequently filed items
Feb 7, 2025
Letter relating to Appeal Procedure
Dec 18, 2024
F3345 Forwarding of submissions to parties
Dec 13, 2024
(Electronic) Receipt
Dec 13, 2024
Amended claims with annotations
Dec 13, 2024
Claims
Dec 13, 2024
Letter accompanying subsequently filed items
Dec 13, 2024
Letter relating to Appeal Procedure
Jul 10, 2024
F3345 Forwarding of submissions to parties
Jul 5, 2024
(Electronic) Receipt
Jul 5, 2024
Letter accompanying subsequently filed items
Jul 5, 2024
Reply to appeal
Mar 5, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Feb 29, 2024
(Electronic) Receipt
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Amended claims with annotations
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Claims
Feb 29, 2024
Letter accompanying subsequently filed items
Feb 29, 2024
Statement of grounds of appeal
Jan 12, 2024
F3204 Communication of the file number to the parties
Jan 12, 2024
F3204 Communication of the file number to the parties
Jan 5, 2024
(Electronic) Receipt
Jan 5, 2024
Letter accompanying subsequently filed items
Jan 5, 2024
Notice of appeal
Nov 6, 2023
Annex to the communication - opposition
Nov 6, 2023
Decision of the Opposition Division and instruction
Nov 6, 2023
Decision revoking the European patent
Nov 6, 2023
Decision revoking the European patent
Nov 6, 2023
Grounds for the decision (Annex) - opposition
Nov 6, 2023
Means of redress
Nov 6, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 6, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 6, 2023
Provision of a copy of the minutes - opposition procedure
Nov 6, 2023
Provision of a copy of the minutes - opposition procedure
Nov 6, 2023
Scanned annex to a communication - opposition procedure
Nov 6, 2023
Transmittal of decision / summons - opposition
Nov 6, 2023
Transmittal of decision / summons - opposition
Oct 9, 2023
Information about the result of oral proceedings
Oct 6, 2023
Brief communication - Opposition proceedings
Oct 5, 2023
(Electronic) Receipt
Oct 5, 2023
Letter accompanying subsequently filed items
Oct 5, 2023
Written submission in preparation to/during oral proceedings
Oct 2, 2023
Brief communication - Opposition proceedings
Sep 28, 2023
(Electronic) Receipt
Sep 28, 2023
Letter accompanying subsequently filed items
Sep 28, 2023
Written submission in preparation to/during oral proceedings
Aug 16, 2023
Brief communication - Opposition proceedings
Aug 9, 2023
(Electronic) Receipt
Aug 9, 2023
Letter accompanying subsequently filed items
Aug 9, 2023
Written submission in preparation to/during oral proceedings
Aug 7, 2023
Brief communication - Opposition proceedings
Aug 1, 2023
(Electronic) Receipt
Aug 1, 2023
Auxiliary request during Opposition procedure
Aug 1, 2023
Auxiliary request during Opposition procedure
Aug 1, 2023
Auxiliary request during Opposition procedure
Aug 1, 2023
Auxiliary request during Opposition procedure
Aug 1, 2023
Auxiliary request during Opposition procedure
Aug 1, 2023
Auxiliary request during Opposition procedure
Aug 1, 2023
Auxiliary request during Opposition procedure
Aug 1, 2023
Auxiliary request during Opposition procedure - 08
Aug 1, 2023
Auxiliary request during Opposition procedure - 08
Aug 1, 2023
Auxiliary request during Opposition procedure - 08
Aug 1, 2023
Auxiliary request during Opposition procedure - 08
Aug 1, 2023
Auxiliary request during Opposition procedure - 08
Aug 1, 2023
Auxiliary request during Opposition procedure - 09
Aug 1, 2023
Auxiliary request during Opposition procedure - 09
Aug 1, 2023
Letter accompanying subsequently filed items
Aug 1, 2023
Written submission in preparation to/during oral proceedings
Aug 1, 2023
Written submission in preparation to/during oral proceedings
Aug 1, 2023
Written submission in preparation to/during oral proceedings
May 30, 2023
Annex to the communication - opposition
May 30, 2023
Information concerning oral proceedings
May 30, 2023
Scanned annex to a communication - opposition procedure
May 30, 2023
Summons to attend oral proceedings
May 30, 2023
Summons to attend oral proceedings
May 30, 2023
Transmittal of decision / summons - opposition
May 30, 2023
Transmittal of decision / summons - opposition
May 26, 2023
Annex to the communication - opposition
May 26, 2023
Brief communication - Opposition proceedings
May 26, 2023
Brief communication - Opposition proceedings
May 26, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 26, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 26, 2023
Provision of a copy of the minutes - opposition procedure
May 26, 2023
Provision of a copy of the minutes - opposition procedure
May 11, 2023
Information about the result of oral proceedings
May 10, 2023
Brief communication - Opposition proceedings
May 8, 2023
(Electronic) Receipt
May 8, 2023
Letter accompanying subsequently filed items
May 8, 2023
Written submission in preparation to/during oral proceedings
Mar 16, 2023
Brief communication - Opposition proceedings
Mar 10, 2023
(Electronic) Receipt
Mar 10, 2023
Letter accompanying subsequently filed items
Mar 10, 2023
Written submission in preparation to/during oral proceedings
Mar 10, 2023
Written submission in preparation to/during oral proceedings
Feb 27, 2023
Brief communication - Opposition proceedings
Feb 17, 2023
(Electronic) Receipt
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure
Feb 17, 2023
Auxiliary request during Opposition procedure - 04
Feb 17, 2023
Auxiliary request during Opposition procedure - 04
Feb 17, 2023
Auxiliary request during Opposition procedure - 04
Feb 17, 2023
Auxiliary request during Opposition procedure - 04
Feb 17, 2023
Auxiliary request during Opposition procedure - 04
Feb 17, 2023
Auxiliary request during Opposition procedure - 05
Feb 17, 2023
Auxiliary request during Opposition procedure - 05
Feb 17, 2023
Auxiliary request during Opposition procedure - 06
Feb 17, 2023
Auxiliary request during Opposition procedure - 06
Feb 17, 2023
Auxiliary request during Opposition procedure - 07
Feb 17, 2023
Letter accompanying subsequently filed items
Feb 17, 2023
Written submission in preparation to/during oral proceedings
Feb 9, 2023
Brief communication - Opposition proceedings
Feb 1, 2023
(Electronic) Receipt
Feb 1, 2023
Letter accompanying subsequently filed items
Feb 1, 2023
Written submission in preparation to/during oral proceedings
Dec 1, 2022
Notification concerning the date of oral proceedings
Dec 1, 2022
Notification concerning the date of oral proceedings
Oct 6, 2022
Advice of delivery
Sep 30, 2022
Annex to the communication - opposition
Sep 30, 2022
Information concerning oral proceedings
Sep 30, 2022
Scanned annex to a communication - opposition procedure
Sep 30, 2022
Summons to attend oral proceedings
Sep 30, 2022
Summons to attend oral proceedings
Sep 30, 2022
Transmittal of decision / summons - opposition
Sep 30, 2022
Transmittal of decision / summons - opposition
May 13, 2022
Decision of the Board of Appeal
May 13, 2022
Decision of the Board of Appeal
May 13, 2022
Decision of the Board of Appeal
May 13, 2022
F3032 Notification(s) of the decision
May 13, 2022
F3032 Notification(s) of the decision
Apr 6, 2022
F3013 Oral Proceedings: Forwarding minutes
Apr 6, 2022
F3013 Oral Proceedings: Forwarding minutes
Apr 6, 2022
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Apr 6, 2022
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Mar 29, 2022
(Electronic) Receipt
Mar 29, 2022
F3022 Oral proceedings: change of board composition
Mar 29, 2022
F3022 Oral proceedings: change of board composition
Mar 29, 2022
F3303.16 Change of composition of the Board (T)
Mar 29, 2022
F3345 Forwarding of submissions to parties
Mar 29, 2022
Letter accompanying subsequently filed items
Mar 29, 2022
Letter dealing with oral proceedings during the appeal procedure
Mar 28, 2022
(Electronic) Receipt
Mar 28, 2022
Letter accompanying subsequently filed items
Mar 28, 2022
Letter dealing with oral proceedings during the appeal procedure
Mar 21, 2022
F3345 Forwarding of submissions to parties
Mar 16, 2022
(Electronic) Receipt
Mar 16, 2022
Letter accompanying subsequently filed items
Feb 28, 2022
F3345 Forwarding of submissions to parties
Feb 24, 2022
(Electronic) Receipt
Feb 24, 2022
Letter accompanying subsequently filed items
Feb 24, 2022
Letter dealing with oral proceedings during the appeal procedure
Jan 12, 2022
F3345 Forwarding of submissions to parties
Jan 7, 2022
(Electronic) Receipt
Jan 7, 2022
Letter accompanying subsequently filed items
Jan 4, 2022
Oral proceedings: change of venue
Jan 4, 2022
Oral proceedings: change of venue
Sep 13, 2021
F3022 Oral proceedings: change of board composition
Sep 13, 2021
F3022 Oral proceedings: change of board composition
Sep 7, 2021
F3303.16 Change of composition of the Board (T)
Jun 30, 2021
F3011.1 Oral Proceedings: summons
Jun 30, 2021
F3011.1 Oral Proceedings: summons
Jun 30, 2021
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jun 25, 2021
F3010 Oral proceedings: order for summons
Jun 7, 2021
Communication of amended entries concerning the representative
Jun 1, 2021
Letter accompanying subsequently filed items
Jun 1, 2021
Submission concerning change of applicant's representative
Jun 1, 2021
Submission concerning change of applicant's representative
May 17, 2021
Letter accompanying subsequently filed items
May 17, 2021
Submission concerning change of applicant's representative
Dec 16, 2020
F3345 Forwarding of submissions to parties
Dec 11, 2020
(Electronic) Receipt
Dec 11, 2020
Letter accompanying subsequently filed items
Dec 11, 2020
Letter relating to Appeal Procedure
May 11, 2020
F3345 Forwarding of submissions to parties
May 6, 2020
(Electronic) Receipt
May 6, 2020
Letter accompanying subsequently filed items
May 6, 2020
Reply to appeal
Jan 7, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 19, 2019
(Electronic) Receipt
Dec 19, 2019
Amended claims with annotations
Dec 19, 2019
Amended claims with annotations
Dec 19, 2019
Amended claims with annotations
Dec 19, 2019
Claims
Dec 19, 2019
Claims
Dec 19, 2019
Claims
Dec 19, 2019
Letter accompanying subsequently filed items
Dec 19, 2019
Statement of grounds of appeal
Dec 17, 2019
F3345 Forwarding of submissions to parties
Dec 12, 2019
(Electronic) Receipt
Dec 12, 2019
Letter accompanying subsequently filed items
Dec 12, 2019
Letter relating to Appeal Procedure
Dec 2, 2019
Communication of amended entries concerning the representative
Dec 2, 2019
F3204 Communication of the file number to the parties
Dec 2, 2019
F3204 Communication of the file number to the parties
Nov 22, 2019
(Electronic) Receipt
Nov 22, 2019
Letter accompanying subsequently filed items
Nov 22, 2019
Notice of appeal
Nov 14, 2019
Advice of delivery
Oct 9, 2019
Advice of delivery
Oct 8, 2019
(Electronic) Receipt
Oct 8, 2019
Advice of delivery
Oct 8, 2019
Letter accompanying subsequently filed items
Sep 30, 2019
(Electronic) Receipt
Sep 30, 2019
Acknowledgement of a document
Sep 30, 2019
Acknowledgement of a document
Sep 30, 2019
Any annexes (other than citation) to an opposition letter
Sep 30, 2019
Decision of the Opposition Division and instruction
Sep 30, 2019
Decision revoking the European patent
Sep 30, 2019
Grounds for the decision (Annex) - opposition
Sep 30, 2019
Internal form - Opposition/addressees
Sep 30, 2019
Letter accompanying subsequently filed items
Sep 30, 2019
Means of redress
Sep 30, 2019
Reply of the patent proprietor to the notice(s) of opposition
Feb 11, 2019
Communication of a notice of opposition and request to file observations
Feb 11, 2019
Notice of further oppositions to opponent(s)
Feb 4, 2019
Communication of a notice of opposition - first information to patent proprietor
Jan 25, 2019
(Electronic) Receipt
Jan 25, 2019
Any annexes (other than citation) to an opposition letter
Jan 25, 2019
Authorisation
Jan 25, 2019
Citation in opposition procedure - 001
Jan 25, 2019
Citation in opposition procedure - 002
Jan 25, 2019
Citation in opposition procedure - 003
Jan 25, 2019
Citation in opposition procedure - 004
Jan 25, 2019
Citation in opposition procedure - 005
Jan 25, 2019
Citation in opposition procedure - 005
Jan 25, 2019
Citation in opposition procedure - 006
Jan 25, 2019
Citation in opposition procedure - 007
Jan 25, 2019
Citation in opposition procedure - 008
Jan 25, 2019
Citation in opposition procedure - 009
Jan 25, 2019
Citation in opposition procedure - 010
Jan 25, 2019
Citation in opposition procedure - 011
Jan 25, 2019
Citation in opposition procedure - 012
Jan 25, 2019
Citation in opposition procedure - 013
Jan 25, 2019
Citation in opposition procedure - 014
Jan 25, 2019
Citation in opposition procedure - 015
Jan 25, 2019
Citation in opposition procedure - 016
Jan 25, 2019
Citation in opposition procedure - 017
Jan 25, 2019
Citation in opposition procedure - 018
Jan 25, 2019
Citation in opposition procedure - 019
Jan 25, 2019
Letter accompanying subsequently filed items
Jan 25, 2019
Notice of opposition
Jan 25, 2019
Notice of opposition
May 7, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 29, 2018
Decision to grant a European patent
Mar 14, 2018
(Electronic) Receipt
Mar 14, 2018
French translation of claims
Mar 14, 2018
German translation of the claims
Mar 14, 2018
Letter accompanying subsequently filed items
Nov 15, 2017
Bibliographic data of the European patent application
Nov 15, 2017
Communication about intention to grant a European patent
Nov 15, 2017
Intention to grant (signatures)
Nov 15, 2017
Text intended for grant (clean copy)
Nov 15, 2017
Text intended for grant (version for approval)
Oct 12, 2017
Examination started
Jul 14, 2017
Notification regarding date of start of examination with possibility to withdraw
Jun 5, 2015
(Electronic) Receipt
Jun 5, 2015
Amended claims filed after receipt of (European) search report
Jun 5, 2015
Amended claims with annotations
Jun 5, 2015
Amendments received before examination
Jun 5, 2015
Letter accompanying subsequently filed items
Apr 24, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Apr 7, 2015
Communication regarding the transmission of the European search report
Apr 7, 2015
European search opinion
Apr 7, 2015
Supplementary European search report
Mar 24, 2015
Search started
Jul 1, 2014
Notice on debiting of fees
Jun 25, 2008
Notification on forthcoming publication of bibliographic data
Apr 22, 2008
Letter concerning fees and payments
Apr 22, 2008
Payment of fees and costs
Feb 22, 2008
Application deemed to be withdrawn (non-entry into European phase)
Feb 15, 2008
Communication regarding possible amendment of claims/payment of claims fees
Feb 6, 2008
Refund of fees
Jan 21, 2008
Copy of the international preliminary report on patentability
Dec 17, 2007
Annex
Dec 17, 2007
Annex
Dec 17, 2007
Designation of inventor
Dec 17, 2007
Request for entry into the European phase
Nov 16, 2007
Information on entry into European phase
Jan 11, 2007
Copy of the international search report
Jan 11, 2007
Published international application - A1

EP1945937

HUSQVARNA

Application Number: EP05756671A
Filing Date: Jul 1, 2005
Status: Granted And Under Opposition; Mar 23, 2018
Publication Date: Apr 25, 2018
External Links: Slate, Register , Google Patents

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Start Safety Ignition System

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Dossier Documents

EP1945937