Rotation Drive

Patent No. EP3388385 (titled "Rotation Drive") was filed by Epsilon Kran on Apr 12, 2017. The application was issued on Sep 8, 2021.

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
INDEXATOR ROTATOR SYSTEMS	Jun 3, 2022	EHRNER & DELMAR PATENTBYRA

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 12, 2025
Annex to the communication - opposition
Nov 12, 2025
Communication inviting the parties to file observations
Nov 12, 2025
Communication inviting the parties to file observations
Oct 28, 2025
Decision of the Board of Appeal
Oct 28, 2025
F3032 Notification(s) of the decision
Oct 28, 2025
F3032 Notification(s) of the decision
Oct 15, 2025
F3013 Oral Proceedings: Forwarding minutes
Oct 15, 2025
F3013 Oral Proceedings: Forwarding minutes
Oct 15, 2025
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Sep 1, 2025
F3018 Oral proceedings: Confirmation interpreters
Sep 1, 2025
F3018 Oral proceedings: Confirmation interpreters
Aug 26, 2025
F3345 Forwarding of submissions to parties
Aug 21, 2025
(Electronic) Receipt
Aug 21, 2025
Letter accompanying subsequently filed items
Aug 21, 2025
Letter dealing with oral proceedings during the appeal procedure
Aug 19, 2025
F3345 Forwarding of submissions to parties
Aug 13, 2025
(Electronic) Receipt
Aug 13, 2025
Letter accompanying subsequently filed items
May 14, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 14, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 7, 2025
F3345 Forwarding of submissions to parties
Mar 31, 2025
(Electronic) Receipt
Mar 31, 2025
Letter accompanying subsequently filed items
Mar 31, 2025
Request for interpreters during oral proceedings
Mar 6, 2025
F3011.2 Oral Proceedings: Summons VICO
Mar 6, 2025
F3011.2 Oral Proceedings: Summons VICO
Mar 3, 2025
F3010 Oral proceedings: order for summons
Nov 24, 2024
Composition of the board (T)
Oct 11, 2024
F3345 Forwarding of submissions to parties
Oct 4, 2024
(Electronic) Receipt
Oct 4, 2024
Letter accompanying subsequently filed items
Oct 4, 2024
Letter relating to Appeal Procedure
Jul 12, 2024
F3345 Forwarding of submissions to parties
Jul 9, 2024
(Electronic) Receipt
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Amended claims with annotations
Jul 9, 2024
Auxiliary request during appeals procedure - 01
Jul 9, 2024
Auxiliary request during appeals procedure - 02
Jul 9, 2024
Auxiliary request during appeals procedure - 03
Jul 9, 2024
Auxiliary request during appeals procedure - 04
Jul 9, 2024
Auxiliary request during appeals procedure - 05
Jul 9, 2024
Auxiliary request during appeals procedure - 06
Jul 9, 2024
Auxiliary request during appeals procedure - 07
Jul 9, 2024
Auxiliary request during appeals procedure - 08
Jul 9, 2024
Auxiliary request during appeals procedure - 09
Jul 9, 2024
Letter accompanying subsequently filed items
Jul 9, 2024
Reply to appeal
Mar 15, 2024
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 12, 2024
(Electronic) Receipt
Mar 12, 2024
Letter accompanying subsequently filed items
Mar 12, 2024
Statement of grounds of appeal
Jan 18, 2024
F3204 Communication of the file number to the parties
Jan 18, 2024
F3204 Communication of the file number to the parties
Jan 15, 2024
(Electronic) Receipt
Jan 15, 2024
Letter accompanying subsequently filed items
Jan 15, 2024
Notice of appeal
Dec 4, 2023
Advice of delivery
Nov 29, 2023
(Electronic) Receipt
Nov 29, 2023
Advice of delivery
Nov 29, 2023
Letter accompanying subsequently filed items
Nov 22, 2023
Annex to the communication - opposition
Nov 22, 2023
Decision rejecting the opposition
Nov 22, 2023
Decision rejecting the opposition
Nov 22, 2023
Grounds for the decision (Annex) - opposition
Nov 22, 2023
Means of redress
Nov 22, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 22, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 22, 2023
Provision of a copy of the minutes - opposition procedure
Nov 22, 2023
Provision of a copy of the minutes - opposition procedure
Nov 22, 2023
Transmittal of decision / summons - opposition
Nov 22, 2023
Transmittal of decision / summons - opposition
Nov 16, 2023
Decision of the Opposition Division and instruction
Sep 12, 2023
Information about the result of oral proceedings
Jul 19, 2023
Brief communication - Opposition proceedings
Jul 11, 2023
(Electronic) Receipt
Jul 11, 2023
(Electronic) Receipt
Jul 11, 2023
Letter accompanying subsequently filed items
Jul 11, 2023
Letter accompanying subsequently filed items
Jul 11, 2023
Written submission in preparation to/during oral proceedings
Jul 11, 2023
Written submission in preparation to/during oral proceedings
Jul 3, 2023
Brief communication - Opposition proceedings
Jun 28, 2023
(Electronic) Receipt
Jun 28, 2023
Citation in opposition procedure - 008
Jun 28, 2023
Citation in opposition procedure - 009
Jun 28, 2023
Citation in opposition procedure - 010
Jun 28, 2023
Citation in opposition procedure - 011
Jun 28, 2023
Citation in opposition procedure - 012
Jun 28, 2023
Citation in opposition procedure - 013
Jun 28, 2023
Consolidated list of cited opposition documents
Jun 28, 2023
Letter accompanying subsequently filed items
Jun 28, 2023
Written submission in preparation to/during oral proceedings
Jun 1, 2023
Brief communication - Opposition proceedings
May 26, 2023
(Electronic) Receipt
May 26, 2023
Letter accompanying subsequently filed items
May 26, 2023
Written submission in preparation to/during oral proceedings
Mar 31, 2023
(Electronic) Receipt
Mar 31, 2023
Advice of delivery
Mar 31, 2023
Letter accompanying subsequently filed items
Mar 28, 2023
Advice of delivery
Mar 21, 2023
Annex to the communication - opposition
Mar 21, 2023
Information concerning oral proceedings
Mar 21, 2023
Scanned annex to a communication - opposition procedure
Mar 21, 2023
Summons to attend oral proceedings
Mar 21, 2023
Summons to attend oral proceedings
Mar 21, 2023
Transmittal of decision / summons - opposition
Mar 21, 2023
Transmittal of decision / summons - opposition
Nov 28, 2022
Brief communication - Opposition proceedings
Nov 23, 2022
(Electronic) Receipt
Nov 23, 2022
Letter accompanying subsequently filed items
Nov 23, 2022
Letter regarding the opposition procedure (no time limit)
Oct 19, 2022
Brief communication - Opposition proceedings
Oct 14, 2022
(Electronic) Receipt
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure
Oct 14, 2022
Auxiliary request during Opposition procedure - 01
Oct 14, 2022
Auxiliary request during Opposition procedure - 02
Oct 14, 2022
Auxiliary request during Opposition procedure - 03
Oct 14, 2022
Auxiliary request during Opposition procedure - 04
Oct 14, 2022
Auxiliary request during Opposition procedure - 05
Oct 14, 2022
Auxiliary request during Opposition procedure - 06
Oct 14, 2022
Auxiliary request during Opposition procedure - 07
Oct 14, 2022
Auxiliary request during Opposition procedure - 08
Oct 14, 2022
Auxiliary request during Opposition procedure - 09
Oct 14, 2022
Letter accompanying subsequently filed items
Oct 14, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jun 21, 2022
Communication of a notice of opposition and request to file observations
Jun 21, 2022
Notice of further oppositions to opponent(s)
Jun 10, 2022
Communication of a notice of opposition - first information to patent proprietor
Jun 3, 2022
(Electronic) Receipt
Jun 3, 2022
Citation in opposition procedure - 001
Jun 3, 2022
Citation in opposition procedure - 002
Jun 3, 2022
Citation in opposition procedure - 003
Jun 3, 2022
Citation in opposition procedure - 004
Jun 3, 2022
Citation in opposition procedure - 005
Jun 3, 2022
Citation in opposition procedure - 006
Jun 3, 2022
Citation in opposition procedure - 007
Jun 3, 2022
Notice of opposition
Jun 3, 2022
Notice of opposition
Jan 21, 2022
Document concerning representation
Dec 26, 2021
Document concerning representation
Sep 21, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 12, 2021
Decision to grant a European patent
Jul 30, 2021
(Electronic) Receipt
Jul 30, 2021
English translation of the claims
Jul 30, 2021
Filing of the translations of the claims
Jul 30, 2021
French translation of claims
Jul 30, 2021
Letter accompanying subsequently filed items
Apr 23, 2021
Bibliographic data of the European patent application
Apr 23, 2021
Communication about intention to grant a European patent
Apr 23, 2021
Intention to grant (signatures)
Apr 23, 2021
Text intended for grant (clean copy)
Apr 23, 2021
Text intended for grant (version for approval)
Mar 1, 2021
(Electronic) Receipt
Mar 1, 2021
Amended claims with annotations
Mar 1, 2021
Amended description with annotations
Mar 1, 2021
Claims
Mar 1, 2021
Description
Mar 1, 2021
Letter accompanying subsequently filed items
Mar 1, 2021
Reply to communication from the Examining Division
Jan 12, 2021
Grant of extension of time limit (examination procedure)
Dec 22, 2020
(Electronic) Receipt
Dec 22, 2020
Letter accompanying subsequently filed items
Dec 22, 2020
Request for extension of time limit to communication from the Examining Division
Sep 3, 2020
Annex to the communication
Sep 3, 2020
Communication from the Examining Division
Aug 27, 2020
Examination started
Apr 8, 2019
(Electronic) Receipt
Apr 8, 2019
Amended claims filed after receipt of (European) search report
Apr 8, 2019
Amended claims with annotations
Apr 8, 2019
Amendments received before examination
Apr 8, 2019
Letter concerning fees and payments
Oct 22, 2018
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Sep 19, 2018
Notification of forthcoming publication
Mar 22, 2018
(Electronic) Receipt
Oct 13, 2017
Communication regarding the transmission of the European search report
Oct 13, 2017
European search opinion
Oct 13, 2017
European search report
Oct 13, 2017
Information on Search Strategy
Oct 3, 2017
Search started
Jun 6, 2017
Communication to designated inventor
Apr 12, 2017
Abstract
Apr 12, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Apr 12, 2017
Claims
Apr 12, 2017
Description
Apr 12, 2017
Designation of inventor
Apr 12, 2017
Drawings
Apr 12, 2017
Request for grant of a European patent

EP3388385

EPSILON KRAN

Application Number: EP17166255A
Filing Date: Apr 12, 2017
Status: Granted And Under Opposition; Aug 6, 2021
Publication Date: Sep 8, 2021
External Links: Slate, Register , Google Patents

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Dossier Documents

EP3388385