IP Verse

Air Purification Module With A Plasma-Generating Device And Method For The Preparation Of A Plasma-Generating Device

Patent No. EP3220725 (titled "Air Purification Module With A Plasma-Generating Device And Method For The Preparation Of A Plasma-Generating Device") was filed by Langner on Mar 15, 2017. The application was issued on May 22, 2019.

Patent Summary

Patent Family

Patent Oppositions

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
AVITANA	Feb 20, 2020	PAUL & ALBRECHT PATENTANWALTE PARTG MBB

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

Sep 4, 2023
Refund of fees
Aug 31, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Aug 31, 2023
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Aug 28, 2023
Termination of the opposition proceedings with revocation of patent
Aug 24, 2023
(Electronic) Receipt
Aug 24, 2023
Letter accompanying subsequently filed items
Aug 24, 2023
Withdrawal of an appeal
Jun 15, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jun 15, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 22, 2022
Composition of the board (T)
Jun 11, 2021
Deficiencies as to Rule 23 EPC
Jun 11, 2021
Rule 23 - Annex A
Jun 11, 2021
Rule 23 - Annex C
May 26, 2021
Annex
May 26, 2021
Letter to the Legal Division
May 14, 2021
F3345 Forwarding of submissions to parties
May 7, 2021
(Electronic) Receipt
May 7, 2021
Cited document during appeal procedure
May 7, 2021
Letter accompanying subsequently filed items
May 7, 2021
Reply to appeal
Mar 19, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 19, 2021
F3345 Forwarding of submissions to parties
Mar 15, 2021
(Electronic) Receipt
Mar 15, 2021
Amended claims with annotations
Mar 15, 2021
Amended description with annotations
Mar 15, 2021
Amended description with annotations
Mar 15, 2021
Amended description with annotations
Mar 15, 2021
Annexes (other than cited documents) regarding appeal procedure
Mar 15, 2021
Annexes (other than cited documents) regarding appeal procedure
Mar 15, 2021
Auxiliary request during appeals procedure - 01
Mar 15, 2021
Auxiliary request during appeals procedure - 01
Mar 15, 2021
Auxiliary request during appeals procedure - 03
Mar 15, 2021
Auxiliary request during appeals procedure - 03
Mar 15, 2021
Claims
Mar 15, 2021
Description
Mar 15, 2021
Description
Mar 15, 2021
Description
Mar 15, 2021
Drawings
Mar 15, 2021
Drawings
Mar 15, 2021
Letter accompanying subsequently filed items
Mar 15, 2021
Statement of grounds of appeal
Jan 27, 2021
(Electronic) Receipt
Jan 27, 2021
Letter accompanying subsequently filed items
Jan 27, 2021
Letter relating to Appeal Procedure
Jan 20, 2021
F3204 Communication of the file number to the parties
Jan 20, 2021
F3204 Communication of the file number to the parties
Jan 13, 2021
(Electronic) Receipt
Jan 13, 2021
Letter accompanying subsequently filed items
Jan 13, 2021
Notice of appeal
Nov 10, 2020
Advice of delivery
Nov 10, 2020
Advice of delivery
Nov 3, 2020
Acknowledgement of a document
Nov 3, 2020
Acknowledgement of a document
Nov 3, 2020
Decision of the Opposition Division and instruction
Nov 3, 2020
Decision revoking the European patent
Nov 3, 2020
Decision revoking the European patent
Nov 3, 2020
Grounds for the decision (Annex) - opposition
Nov 3, 2020
Internal form - Opposition/addressees
Nov 3, 2020
Means of redress
Jul 24, 2020
Brief communication - Opposition proceedings
Jul 24, 2020
Rejection of request for extension of time limit
Jul 20, 2020
(Electronic) Receipt
Jul 20, 2020
Letter accompanying subsequently filed items
Jul 20, 2020
Request for extension of time limit
Mar 10, 2020
Communication of a notice of opposition and request to file observations
Mar 10, 2020
Notice of further oppositions to opponent(s)
Feb 28, 2020
Communication of a notice of opposition - first information to patent proprietor
Feb 21, 2020
Consolidated list of cited opposition documents
Feb 20, 2020
(Electronic) Receipt
Feb 20, 2020
Notice of opposition
Feb 20, 2020
Notice of opposition
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Feb 20, 2020
Patent document cited during the opposition procedure
Jun 3, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 26, 2019
Decision to grant a European patent
Apr 10, 2019
(Electronic) Receipt
Apr 10, 2019
English translation of the claims
Apr 10, 2019
Filing of the translations of the claims
Apr 10, 2019
French translation of claims
Apr 10, 2019
Letter accompanying subsequently filed items
Dec 14, 2018
Bibliographic data of the European patent application
Dec 14, 2018
Communication about intention to grant a European patent
Dec 14, 2018
Intention to grant (signatures)
Dec 14, 2018
Text intended for grant (clean copy)
Dec 14, 2018
Text intended for grant (version for approval)
Nov 20, 2018
Examination started
Sep 27, 2018
Submission concerning representation
Apr 24, 2018
(Electronic) Receipt
Apr 24, 2018
Letter accompanying subsequently filed items
Apr 24, 2018
Statement of non-availability of priority search results
Apr 18, 2018
Invitation to file a copy of search results(priority)
Mar 20, 2018
(Electronic) Receipt
Mar 20, 2018
Amended claims filed after receipt of (European) search report
Mar 20, 2018
Amended claims with annotations
Mar 20, 2018
Amended description filed after receipt of (European) search report
Mar 20, 2018
Amended description with annotations
Mar 20, 2018
Amendments received before examination
Mar 20, 2018
Letter accompanying subsequently filed items
Sep 25, 2017
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Aug 23, 2017
Notification of forthcoming publication
Jul 31, 2017
Communication regarding the transmission of the European search report
Jul 31, 2017
European search opinion
Jul 31, 2017
European search report
Jul 31, 2017
Information on Search Strategy
Jun 28, 2017
Search started
Jun 1, 2017
Letter concerning the priority
Jun 1, 2017
Priority document
Apr 13, 2017
(Partial) set of drawings filed in response to formal objections
Apr 13, 2017
Matter concerning the application
Mar 15, 2017
Abstract
Mar 15, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Mar 15, 2017
Claims
Mar 15, 2017
Description
Mar 15, 2017
Designation of inventor
Mar 15, 2017
Drawings
Mar 15, 2017
Request for grant of a European patent

EP3220725

LANGNER

Application Number: EP17161059A
Filing Date: Mar 15, 2017
Status: Revoked; Sep 1, 2023
Publication Date: May 22, 2019
External Links: Slate, Register , Google Patents