Work Machine

Patent No. EP3180485 (titled "Work Machine") was filed by Putzmeister Engineering on Jul 30, 2015. The application was issued on Nov 30, 2022.

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
SCHWING	Feb 1, 2019	SCHNEIDERS & BEHRENDT BOCHUM

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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Jul 18, 2025
Brief communication to applicant/representative (Legal Division)
Jul 18, 2025
Brief communication to applicant/representative (Legal Division)
Jul 15, 2025
Communication of amended entries concerning the representative
Jul 11, 2025
Communication concerning the filing of a power of attorney
Nov 4, 2022
Decision to maintain the European patent in amended form
Nov 4, 2022
Decision to maintain the European patent in amended form
Oct 28, 2022
Termination of the opposition proceedings with maintenance of patent
Oct 20, 2022
(Electronic) Receipt
Oct 20, 2022
English translation of the claims
Oct 20, 2022
Filing of the translation of the amended claims
Oct 20, 2022
French translation of claims
Oct 20, 2022
Letter accompanying subsequently filed items
Jul 20, 2022
Communication to opponent concerning maintenance
Jul 20, 2022
Communication with request to file translations
Jul 12, 2022
Maintenance of the patent with the documents specified in the final decision
Apr 6, 2022
Advice of delivery
Apr 4, 2022
Advice of delivery
Mar 31, 2022
Decision of the Opposition Division and instruction
Mar 31, 2022
Druckexemplar in opposition procedure
Mar 31, 2022
Grounds for the decision (Annex) - opposition
Mar 31, 2022
Interlocutory decision in opposition proceedings
Mar 31, 2022
Interlocutory decision in opposition proceedings
Mar 31, 2022
Means of redress
Mar 31, 2022
Transmittal of decision / summons - opposition
Mar 31, 2022
Transmittal of decision / summons - opposition
Feb 28, 2022
Advice of delivery
Feb 24, 2022
Advice of delivery
Feb 22, 2022
Brief communication - Opposition proceedings
Feb 22, 2022
Notification concerning the date of oral proceedings
Feb 22, 2022
Notification concerning the date of oral proceedings
Feb 14, 2022
(Electronic) Receipt
Feb 14, 2022
Auxiliary request during Opposition procedure
Feb 14, 2022
Auxiliary request during Opposition procedure
Feb 14, 2022
Auxiliary request during Opposition procedure - 01
Feb 14, 2022
Auxiliary request during Opposition procedure - 02
Feb 14, 2022
Brief communication - Opposition proceedings
Feb 14, 2022
Letter accompanying subsequently filed items
Feb 14, 2022
Written submission in preparation to/during oral proceedings
Feb 8, 2022
(Electronic) Receipt
Feb 8, 2022
Letter accompanying subsequently filed items
Feb 8, 2022
Withdrawal of a request for oral proceedings
Feb 1, 2022
Notification concerning the date of oral proceedings
Feb 1, 2022
Notification concerning the date of oral proceedings
Jan 20, 2022
(Electronic) Receipt
Jan 20, 2022
Letter accompanying subsequently filed items
Jan 20, 2022
Oral proceedings: Request for postponement
Jan 4, 2022
Brief communication - Opposition proceedings
Dec 17, 2021
(Electronic) Receipt
Dec 17, 2021
Letter accompanying subsequently filed items
Dec 13, 2021
Notification concerning the date of oral proceedings
Dec 13, 2021
Notification concerning the date of oral proceedings
Apr 30, 2021
Advice of delivery
Apr 30, 2021
Advice of delivery
Apr 26, 2021
Information about the result of oral proceedings
Apr 26, 2021
Summons to attend oral proceedings
Apr 26, 2021
Summons to attend oral proceedings
Apr 26, 2021
Transmittal of decision / summons - opposition
Apr 26, 2021
Transmittal of decision / summons - opposition
Apr 23, 2021
Notification concerning the date of oral proceedings
Apr 23, 2021
Notification concerning the date of oral proceedings
Apr 21, 2021
Brief communication - Opposition proceedings
Mar 17, 2021
(Electronic) Receipt
Mar 17, 2021
Letter accompanying subsequently filed items
Mar 17, 2021
Oral proceedings: Request for postponement
Dec 8, 2020
Communication of amended entries
Nov 30, 2020
Request for change of opponent's representative
Oct 23, 2020
Advice of delivery
Oct 19, 2020
Advice of delivery
Oct 15, 2020
Acknowledgement of a document
Oct 15, 2020
Acknowledgement of a document
Oct 15, 2020
Information concerning oral proceedings
Oct 15, 2020
Summons to attend oral proceedings
Oct 15, 2020
Summons to attend oral proceedings
Sep 29, 2020
Notification concerning the date of oral proceedings
Sep 29, 2020
Notification concerning the date of oral proceedings
Sep 24, 2020
(Electronic) Receipt
Sep 24, 2020
Letter accompanying subsequently filed items
Sep 24, 2020
Oral proceedings: reply to date proposed
Sep 18, 2020
(Electronic) Receipt
Sep 18, 2020
Letter accompanying subsequently filed items
Sep 18, 2020
Oral proceedings: reply to date proposed
Jul 17, 2020
Notification concerning the date of oral proceedings
Jul 17, 2020
Notification concerning the date of oral proceedings
Dec 5, 2019
Advice of delivery
Nov 29, 2019
Advice of delivery
Nov 26, 2019
Acknowledgement of a document
Nov 26, 2019
Acknowledgement of a document
Nov 26, 2019
Annex to the communication - opposition
Nov 26, 2019
Information concerning oral proceedings
Nov 26, 2019
Summons to attend oral proceedings
Nov 26, 2019
Summons to attend oral proceedings
Sep 6, 2019
Brief communication - Opposition proceedings
Aug 30, 2019
(Electronic) Receipt
Aug 30, 2019
Claims
Aug 30, 2019
Letter accompanying subsequently filed items
Aug 30, 2019
Reply of the patent proprietor to the notice(s) of opposition
Aug 2, 2019
Brief communication - Opposition proceedings
Jul 26, 2019
Authorisation
Jul 26, 2019
Submission concerning representation
Jul 25, 2019
Authorisation
Jul 25, 2019
Submission concerning representation
May 31, 2019
Brief communication - Opposition proceedings
May 31, 2019
Grant of extension of time limit (opposition procedure)
May 24, 2019
Request for extension of time limit
Feb 19, 2019
Communication of a notice of opposition and request to file observations
Feb 19, 2019
Notice of further oppositions to opponent(s)
Feb 12, 2019
Communication of a notice of opposition - first information to patent proprietor
Feb 1, 2019
(Electronic) Receipt
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Citation in opposition procedure
Feb 1, 2019
Notice of opposition
Feb 1, 2019
Notice of opposition
Feb 1, 2019
Patent document cited during the opposition procedure
Feb 1, 2019
Patent document cited during the opposition procedure
Feb 1, 2019
Patent document cited during the opposition procedure
May 14, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 6, 2018
Decision to grant a European patent
Mar 19, 2018
(Electronic) Receipt
Mar 19, 2018
English translation of the claims
Mar 19, 2018
Filing of the translations of the claims
Mar 19, 2018
French translation of claims
Mar 19, 2018
Letter accompanying subsequently filed items
Jan 22, 2018
Bibliographic data of the European patent application
Jan 22, 2018
Communication about intention to grant a European patent
Jan 22, 2018
Intention to grant (signatures)
Jan 22, 2018
Text intended for grant (clean copy)
Jan 22, 2018
Text intended for grant (version for approval)
Dec 12, 2017
Examination started
Dec 1, 2017
Priority search results
Dec 1, 2017
Reply to invitation to file a copy of priority search results
Nov 23, 2017
Invitation to file a copy of search results(priority)
May 24, 2017
Notification on forthcoming publication of bibliographic data
Apr 6, 2017
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Mar 17, 2017
Communication to designated inventor
Mar 17, 2017
Communication to designated inventor
Mar 8, 2017
(Electronic) Receipt
Mar 8, 2017
Request for entry into the European phase
Mar 7, 2017
Notification of the recording of a change
Mar 7, 2017
Notification of the recording of a change
Feb 23, 2017
Annexes to the international preliminary examination report
Feb 23, 2017
Copy of the international preliminary examination report
Dec 23, 2016
Information on entry into European phase
Sep 8, 2016
Annex to International preliminary examination report
Sep 8, 2016
International preliminary examination report
Sep 8, 2016
International preliminary examination report - free text sheet
Sep 8, 2016
International preliminary examination report - points I-VIII
Sep 8, 2016
Transmittal of International Preliminary Examination Report
Aug 22, 2016
PCT(IPEA): Amended sheet - claims
Aug 22, 2016
Reply to International Search Opinion
Jul 26, 2016
Grant of extension of time limit
Jun 28, 2016
Notification of election of EPO
Jun 22, 2016
Invitation to submit amendments (PCT)
Jun 14, 2016
Notification of receipt of demand
Jun 8, 2016
Letter regarding PCTII procedure
Jun 8, 2016
PCT demand form
Jun 8, 2016
Payment of fees and costs
Jun 6, 2016
Document concerning fees and payments
Jun 6, 2016
Letter regarding PCTII procedure
Jun 6, 2016
PCT demand form
Jun 6, 2016
Payment of fees and costs
Mar 10, 2016
Priority document (electronically transmitted)
Feb 18, 2016
Copy of the international search report
Feb 18, 2016
Copy of the international search report
Feb 18, 2016
Published international application - A1
Sep 30, 2015
ISR: cited documents
Sep 30, 2015
International Search Report - copy in English for the IB
Sep 29, 2015
Written opinion of the ISA, boxes No. I to VIII
Sep 29, 2015
Written opinion of the ISA, cover sheet
Sep 29, 2015
Written opinion of the ISA, supplemental box
Aug 20, 2015
Incoming letter related to PCT RO
Aug 11, 2015
Notification of receipt of Search copy
Aug 4, 2015
Request form for international application (copy for ISA/EP)
Jul 30, 2015
(Electronic) Receipt
Jul 30, 2015
Abstract
Jul 30, 2015
Claims
Jul 30, 2015
Description
Jul 30, 2015
Drawings

EP3180485

PUTZMEISTER ENGINEERING

Application Number: EP15744222A
Filing Date: Jul 30, 2015
Status: Patent Maintained As Amended; Oct 28, 2022
Publication Date: Nov 30, 2022
External Links: Slate, Register , Google Patents

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Dossier Documents

EP3180485