Cleanroom Barrier Unit

Patent No. EP2722456 (titled "Cleanroom Barrier Unit") was filed by Schilling Engineering on Sep 24, 2013. The application was issued on Apr 7, 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
WEISS KLIMATECHNIK	Dec 23, 2021	ADVOTEC

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 21, 2023
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Nov 21, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Aug 8, 2023
(Electronic) Receipt
Aug 8, 2023
Advice of delivery
Aug 8, 2023
Letter accompanying subsequently filed items
Aug 7, 2023
Annex to the communication - opposition
Aug 7, 2023
Decision rejecting the opposition
Aug 7, 2023
Decision rejecting the opposition
Aug 7, 2023
Grounds for the decision (Annex) - opposition
Aug 7, 2023
Means of redress
Aug 7, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 7, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 7, 2023
Provision of a copy of the minutes - opposition procedure
Aug 7, 2023
Provision of a copy of the minutes - opposition procedure
Aug 7, 2023
Scanned annex to a communication - opposition procedure
Aug 7, 2023
Scanned annex to a communication - opposition procedure
Aug 7, 2023
Transmittal of decision / summons - opposition
Aug 7, 2023
Transmittal of decision / summons - opposition
Aug 3, 2023
Decision of the Opposition Division and instruction
Jun 28, 2023
Any annexes (other than citation) to an opposition letter
Jun 28, 2023
Information about the result of oral proceedings
May 4, 2023
Brief communication - Opposition proceedings
Apr 28, 2023
(Electronic) Receipt
Apr 28, 2023
Auxiliary request during Opposition procedure
Apr 28, 2023
Auxiliary request during Opposition procedure
Apr 28, 2023
Auxiliary request during Opposition procedure - 04
Apr 28, 2023
Auxiliary request during Opposition procedure - 05
Apr 28, 2023
Letter accompanying subsequently filed items
Apr 28, 2023
Written submission in preparation to/during oral proceedings
Apr 19, 2023
Brief communication - Opposition proceedings
Apr 12, 2023
(Electronic) Receipt
Apr 12, 2023
Letter accompanying subsequently filed items
Apr 12, 2023
Written submission in preparation to/during oral proceedings
Mar 10, 2023
Brief communication - Opposition proceedings
Mar 6, 2023
(Electronic) Receipt
Mar 6, 2023
Letter accompanying subsequently filed items
Mar 6, 2023
Written submission in preparation to/during oral proceedings
Jan 4, 2023
Notification concerning the date of oral proceedings
Jan 4, 2023
Notification concerning the date of oral proceedings
Aug 24, 2022
Advice of delivery
Aug 23, 2022
Advice of delivery
Aug 22, 2022
Annex to the communication - opposition
Aug 22, 2022
Information concerning oral proceedings
Aug 22, 2022
Scanned annex to a communication - opposition procedure
Aug 22, 2022
Summons to attend oral proceedings
Aug 22, 2022
Summons to attend oral proceedings
Aug 22, 2022
Transmittal of decision / summons - opposition
Aug 22, 2022
Transmittal of decision / summons - opposition
May 27, 2022
Brief communication - Opposition proceedings
May 20, 2022
(Electronic) Receipt
May 20, 2022
Auxiliary request during Opposition procedure
May 20, 2022
Auxiliary request during Opposition procedure
May 20, 2022
Auxiliary request during Opposition procedure
May 20, 2022
Auxiliary request during Opposition procedure - 01
May 20, 2022
Auxiliary request during Opposition procedure - 02
May 20, 2022
Auxiliary request during Opposition procedure - 03
May 20, 2022
Letter accompanying subsequently filed items
May 20, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jan 27, 2022
Brief communication - Opposition proceedings
Jan 21, 2022
Communication of a notice of opposition and request to file observations
Jan 21, 2022
Notice of further oppositions to opponent(s)
Jan 18, 2022
(Electronic) Receipt
Jan 18, 2022
Citation in opposition procedure - 007
Jan 18, 2022
Citation in opposition procedure - 016
Jan 18, 2022
Citation in opposition procedure - 018
Jan 18, 2022
Consolidated list of cited opposition documents
Jan 18, 2022
Letter accompanying subsequently filed items
Jan 18, 2022
Letter regarding the opposition procedure (no time limit)
Jan 10, 2022
Communication of a notice of opposition - first information to patent proprietor
Jan 10, 2022
Request for documents
Dec 23, 2021
(Electronic) Receipt
Dec 23, 2021
Citation in opposition procedure - 001
Dec 23, 2021
Citation in opposition procedure - 002
Dec 23, 2021
Citation in opposition procedure - 003
Dec 23, 2021
Citation in opposition procedure - 004
Dec 23, 2021
Citation in opposition procedure - 005
Dec 23, 2021
Citation in opposition procedure - 006
Dec 23, 2021
Citation in opposition procedure - 007
Dec 23, 2021
Citation in opposition procedure - 008
Dec 23, 2021
Citation in opposition procedure - 009
Dec 23, 2021
Citation in opposition procedure - 010
Dec 23, 2021
Citation in opposition procedure - 011
Dec 23, 2021
Citation in opposition procedure - 012
Dec 23, 2021
Citation in opposition procedure - 013
Dec 23, 2021
Citation in opposition procedure - 014
Dec 23, 2021
Citation in opposition procedure - 015
Dec 23, 2021
Citation in opposition procedure - 016
Dec 23, 2021
Citation in opposition procedure - 017
Dec 23, 2021
Citation in opposition procedure - 018
Dec 23, 2021
Notice of opposition
Dec 23, 2021
Notice of opposition
Apr 20, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 12, 2021
Decision to grant a European patent
Feb 25, 2021
(Electronic) Receipt
Feb 25, 2021
English translation of the claims
Feb 25, 2021
Filing of the translations of the claims
Feb 25, 2021
French translation of claims
Feb 25, 2021
Letter accompanying subsequently filed items
Feb 15, 2021
(Electronic) Receipt
Feb 15, 2021
Reply to communication about intention to grant
Oct 27, 2020
Bibliographic data of the European patent application
Oct 27, 2020
Communication about intention to grant a European patent
Oct 27, 2020
Intention to grant (signatures)
Oct 27, 2020
Text intended for grant (clean copy)
Oct 27, 2020
Text intended for grant (version for approval)
Jul 28, 2020
(Electronic) Receipt
Jul 28, 2020
Letter accompanying subsequently filed items
Jan 22, 2020
(Electronic) Receipt
Jan 22, 2020
Amended description with annotations
Jan 22, 2020
Description
Jan 22, 2020
Letter accompanying subsequently filed items
Jan 22, 2020
Reply to communication from the Examining Division
Nov 14, 2019
Grant of extension of time limit (examination procedure)
Nov 11, 2019
(Electronic) Receipt
Nov 11, 2019
Letter accompanying subsequently filed items
Nov 11, 2019
Request for extension of time limit
Aug 5, 2019
(Electronic) Receipt
Aug 5, 2019
Letter accompanying subsequently filed items
Jul 16, 2019
Annex to a communication
Jul 16, 2019
Annex to the communication
Jul 16, 2019
Communication from the Examining Division
Sep 10, 2018
(Electronic) Receipt
Sep 10, 2018
Letter accompanying subsequently filed items
Mar 6, 2018
(Electronic) Receipt
Mar 6, 2018
Amended claims with annotations
Mar 6, 2018
Claims
Mar 6, 2018
Letter accompanying subsequently filed items
Mar 6, 2018
Reply to communication from the Examining Division
Jan 4, 2018
Grant of extension of time limit (examination procedure)
Dec 21, 2017
(Electronic) Receipt
Dec 21, 2017
Letter accompanying subsequently filed items
Dec 21, 2017
Request for extension of time limit to communication from the Examining Division
Sep 4, 2017
(Electronic) Receipt
Sep 4, 2017
Letter concerning fees and payments
Aug 28, 2017
Annex to the communication
Aug 28, 2017
Communication from the Examining Division
Aug 21, 2017
Examination started
Mar 28, 2017
(Electronic) Receipt
Mar 28, 2017
Amended claims filed after receipt of (European) search report
Mar 28, 2017
Amended claims with annotations
Mar 28, 2017
Amendments received before examination
Mar 28, 2017
Letter accompanying subsequently filed items
Mar 21, 2017
(Electronic) Receipt
Mar 21, 2017
Letter concerning fees and payments
Oct 4, 2016
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Sep 14, 2016
(Electronic) Receipt
Sep 14, 2016
Letter accompanying subsequently filed items
Aug 31, 2016
Communication regarding the transmission of the European search report
Aug 31, 2016
European search opinion
Aug 31, 2016
European search report
Aug 31, 2016
Information on Search Strategy
Aug 23, 2016
Search started
Sep 21, 2015
(Electronic) Receipt
Sep 21, 2015
Letter accompanying subsequently filed items
May 6, 2014
Communication to designated inventor
Apr 25, 2014
(Electronic) Receipt
Apr 25, 2014
Letter accompanying subsequently filed items
Apr 25, 2014
Letter concerning the inventor
Mar 26, 2014
Notification of forthcoming publication
Jan 21, 2014
Invitation to indicate correct address of inventor
Dec 9, 2013
Letter which had not been notified
Nov 18, 2013
Communication to designated inventor
Nov 18, 2013
Communication to designated inventor
Oct 31, 2013
Letter concerning the priority
Oct 31, 2013
Priority document
Sep 24, 2013
Abstract
Sep 24, 2013
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Sep 24, 2013
Claims
Sep 24, 2013
Description
Sep 24, 2013
Designation of inventor
Sep 24, 2013
Designation of inventor
Sep 24, 2013
Drawings
Sep 24, 2013
Priority search results
Sep 24, 2013
Priority search results
Sep 24, 2013
Request for grant of a European patent

EP2722456

SCHILLING ENGINEERING

Application Number: EP13185776A
Filing Date: Sep 24, 2013
Status: Opposition Rejected; Nov 17, 2023
Publication Date: Apr 7, 2021
External Links: Slate, Register , Google Patents

IP Verse

Cleanroom Barrier Unit

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2722456