Oil-Injected Screw Air Compressor

Patent No. EP3315778 (titled "Oil-Injected Screw Air Compressor") was filed by Almig Kompressoren on Oct 28, 2016. The application was issued on Dec 7, 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
ATLAS COPCO	Feb 8, 2021	VO

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

Nov 10, 2022
Decision to maintain the European patent in amended form
Nov 10, 2022
Decision to maintain the European patent in amended form
Nov 4, 2022
Termination of the opposition proceedings with maintenance of patent
Nov 2, 2022
(Electronic) Receipt
Nov 2, 2022
Description
Nov 2, 2022
Filing of the translation of the amended claims
Nov 2, 2022
French translation of claims
Nov 2, 2022
German translation of the claims
Nov 2, 2022
Letter accompanying subsequently filed items
Aug 2, 2022
Communication of bibliographic data
Aug 2, 2022
Communication to opponent concerning maintenance
Aug 2, 2022
Communication with request to file translations
Jul 25, 2022
Maintenance of the patent with the documents specified in the final decision
Apr 5, 2022
Advice of delivery
Apr 5, 2022
Advice of delivery
Apr 5, 2022
Decision of the Opposition Division
Apr 5, 2022
Druckexemplar in opposition procedure
Apr 5, 2022
Grounds for the decision (Annex) - opposition
Apr 5, 2022
Interlocutory decision in opposition proceedings
Apr 5, 2022
Interlocutory decision in opposition proceedings
Apr 5, 2022
Means of redress
Apr 5, 2022
Scanned annex to a communication - opposition procedure
Apr 5, 2022
Transmittal of decision / summons - opposition
Apr 5, 2022
Transmittal of decision / summons - opposition
Mar 23, 2022
Advice of delivery
Mar 22, 2022
Advice of delivery
Mar 22, 2022
Notification concerning the date of oral proceedings
Mar 22, 2022
Notification concerning the date of oral proceedings
Mar 21, 2022
Brief communication - Opposition proceedings
Mar 18, 2022
Brief communication - Opposition proceedings
Mar 16, 2022
(Electronic) Receipt
Mar 16, 2022
Letter accompanying subsequently filed items
Mar 16, 2022
Withdrawal of a request for oral proceedings
Mar 14, 2022
(Electronic) Receipt
Mar 14, 2022
Any annexes (other than citation) to an opposition letter
Mar 14, 2022
Letter accompanying subsequently filed items
Mar 14, 2022
Main request during Opposition procedure
Mar 14, 2022
Written submission in preparation to/during oral proceedings
Feb 9, 2022
Brief communication - Opposition proceedings
Feb 3, 2022
(Electronic) Receipt
Feb 3, 2022
Any annexes (other than citation) to an opposition letter
Feb 3, 2022
Letter accompanying subsequently filed items
Feb 3, 2022
Written submission in preparation to/during oral proceedings
Dec 7, 2021
Notification concerning the date of oral proceedings
Dec 7, 2021
Notification concerning the date of oral proceedings
Oct 18, 2021
Advice of delivery
Oct 18, 2021
Advice of delivery
Oct 15, 2021
Annex to the communication - opposition
Oct 15, 2021
Information concerning oral proceedings
Oct 15, 2021
Summons to attend oral proceedings
Oct 15, 2021
Summons to attend oral proceedings
Oct 15, 2021
Transmittal of decision / summons - opposition
Oct 15, 2021
Transmittal of decision / summons - opposition
Jun 25, 2021
Brief communication - Opposition proceedings
Jun 21, 2021
(Electronic) Receipt
Jun 21, 2021
Auxiliary request during Opposition procedure
Jun 21, 2021
Auxiliary request during Opposition procedure - 01
Jun 21, 2021
Letter accompanying subsequently filed items
Jun 21, 2021
Reply of the patent proprietor to the notice(s) of opposition
Feb 19, 2021
Communication of a notice of opposition and request to file observations
Feb 19, 2021
Notice of further oppositions to opponent(s)
Feb 12, 2021
Communication of a notice of opposition - first information to patent proprietor
Feb 8, 2021
(Electronic) Receipt
Feb 8, 2021
Citation in opposition procedure - 001
Feb 8, 2021
Citation in opposition procedure - 002
Feb 8, 2021
Citation in opposition procedure - 002
Feb 8, 2021
Citation in opposition procedure - 003
Feb 8, 2021
Citation in opposition procedure - 004
Feb 8, 2021
Citation in opposition procedure - 005
Feb 8, 2021
Citation in opposition procedure - 006
Feb 8, 2021
Consolidated list of cited opposition documents
Feb 8, 2021
Notice of opposition
Feb 8, 2021
Notice of opposition
Jun 4, 2020
Communication of amended entries concerning the representative
May 18, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 9, 2020
Decision to grant a European patent
Mar 27, 2020
(Electronic) Receipt
Mar 27, 2020
Filing of the translations of the claims
Mar 27, 2020
French translation of claims
Mar 27, 2020
German translation of the claims
Mar 27, 2020
Letter accompanying subsequently filed items
Jan 15, 2020
Communication confirming withdrawal from representation
Jan 15, 2020
Communication of amended entries concerning the representative
Jan 10, 2020
(Electronic) Receipt
Jan 10, 2020
Letter accompanying subsequently filed items
Jan 10, 2020
Submission concerning change of applicant's representative
Jan 9, 2020
(Electronic) Receipt
Jan 9, 2020
Letter accompanying subsequently filed items
Jan 9, 2020
Submission concerning change of applicant's representative
Dec 5, 2019
Bibliographic data of the European patent application
Dec 5, 2019
Communication about intention to grant a European patent
Dec 5, 2019
Intention to grant (signatures)
Dec 5, 2019
Text intended for grant (clean copy)
Dec 5, 2019
Text intended for grant (version for approval)
Oct 24, 2019
Examination started
Jun 8, 2018
(Electronic) Receipt
Jun 8, 2018
Letter accompanying subsequently filed items
Jun 8, 2018
Reply to Written Opinion prepared by the EPO
May 7, 2018
Information about publication, reminder payment of designation fee, response to extended European search report, if applicable
Apr 5, 2018
Notification of forthcoming publication
Feb 1, 2018
(Electronic) Receipt
Feb 1, 2018
Amended claims filed after receipt of (European) search report
Feb 1, 2018
Amended claims with annotations
Feb 1, 2018
Amended description filed after receipt of (European) search report
Feb 1, 2018
Amended description with annotations
Feb 1, 2018
Amendments received before examination
Feb 1, 2018
Letter accompanying subsequently filed items
Dec 5, 2017
(Electronic) Receipt
Jun 21, 2017
(Electronic) Receipt
Apr 21, 2017
Communication regarding the transmission of the European search report
Apr 21, 2017
European search opinion
Apr 21, 2017
European search report
Apr 21, 2017
Information on Search Strategy
Apr 10, 2017
Search started
Dec 21, 2016
Communication to designated inventor
Dec 21, 2016
Communication to designated inventor
Dec 21, 2016
Communication to designated inventor
Dec 21, 2016
Communication to designated inventor
Oct 28, 2016
Abstract
Oct 28, 2016
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Oct 28, 2016
Claims
Oct 28, 2016
Description
Oct 28, 2016
Designation of inventor
Oct 28, 2016
Drawings
Oct 28, 2016
Request for grant of a European patent

EP3315778

ALMIG KOMPRESSOREN

Application Number: EP16196232A
Filing Date: Oct 28, 2016
Status: Patent Maintained As Amended; Nov 4, 2022
Publication Date: Dec 7, 2022
External Links: Slate, Register , Google Patents

IP Verse

Oil-Injected Screw Air Compressor

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP3315778