The weekly litigation news digest is live. Subscribe now
The patent EP2277970 was granted to Honeywell on Mar 15, 2017. The application was filed on Oct 25, 2004 under application number EP10010520A. The patent is currently recorded with a legal status of "Revoked".

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 | Opposition Status |
|---|---|---|---|
| DAIKIN INDUSTRIES | Dec 15, 2017 | HOFFMANN EITLE | ADMISSIBLE |
| MEXICHEM FLUOR DE CV | Dec 14, 2017 | POTTER CLARKSON | ADMISSIBLE |
| ACEA EUROPEAN AUTOMOBILE MANUFACTURERS ASSOCIATION | Dec 13, 2017 | WALLINGER RICKER SCHLOTTER TOSTMANN | ADMISSIBLE |
| BAYERISCHE MOTOREN WERKE | Dec 13, 2017 | TOSTMANN | ADMISSIBLE |
| ASAHI GLASS | Dec 12, 2017 | MULLER BORE & PARTNER PATENTANWALTE PARTG MBB | ADMISSIBLE |
| ARKEMA FRANCE | Mar 15, 2017 | BANDPAY & GREUTER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US4755316 |
| DESCRIPTION | US4788352 |
| DESCRIPTION | US4971712 |
| DESCRIPTION | US4975212 |
| DESCRIPTION | US5008028 |
| DESCRIPTION | US5008428 |
| DESCRIPTION | US5254280 |
| DESCRIPTION | US6516837 |
| OPPOSITION | EP0582451 |
| OPPOSITION | EP1167894 |
| OPPOSITION | EP1191080 |
| OPPOSITION | EP1725628 |
| OPPOSITION | JPH04110388 |
| OPPOSITION | JPH0585970 |
| OPPOSITION | US2004119047 |
| OPPOSITION | US3723318 |
| OPPOSITION | US4975212 |
| OPPOSITION | US5053155 |
| OPPOSITION | US5254280 |
| OPPOSITION | US5370812 |
| OPPOSITION | US5714083 |
| OPPOSITION | US6013609 |
| OPPOSITION | US6258292 |
| OPPOSITION | WO2004037913 |
| OTHER | EP1716216 |
| OTHER | JPH0585970 |
| OTHER | US4975212 |
| SEARCH | EP0582451 |
| SEARCH | EP1191080 |
| SEARCH | JPH04110388 |
| SEARCH | US3723318 |
| SEARCH | US5053155 |
| SEARCH | US5714083 |
| SEARCH | US6258292 |
| SEARCH | WO2004037913 |
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
Feb 26, 2019
Feb 26, 2019
Feb 26, 2019
Feb 26, 2019
Feb 26, 2019
Feb 26, 2019
Feb 26, 2019
Feb 21, 2019
Jan 15, 2019
Dec 14, 2018
Dec 13, 2018
Dec 12, 2018
Dec 11, 2018
Dec 4, 2018
Nov 27, 2018
Nov 26, 2018
Nov 19, 2018
Nov 19, 2018
Nov 19, 2018
Nov 16, 2018
Nov 16, 2018
Nov 14, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 12, 2018
Nov 5, 2018
Nov 5, 2018
Nov 5, 2018
Oct 25, 2018
Oct 25, 2018
Oct 25, 2018
Oct 22, 2018
Oct 22, 2018
Oct 11, 2018
Oct 11, 2018
Oct 11, 2018
Jul 30, 2018
Jul 30, 2018
Jul 30, 2018
Jul 30, 2018
Jul 30, 2018
Jul 30, 2018
Jul 30, 2018
Jul 18, 2018
Jul 18, 2018
Jul 18, 2018
Jun 4, 2018
Jun 4, 2018
Jun 4, 2018
Jun 4, 2018
Jun 4, 2018
Jun 4, 2018
Jun 4, 2018
May 21, 2018
May 21, 2018
May 21, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 16, 2018
Jan 15, 2018
Dec 22, 2017
Dec 21, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 15, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 14, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 13, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 12, 2017
Dec 7, 2017
Dec 1, 2017
Dec 1, 2017
Dec 1, 2017
Dec 1, 2017
Dec 1, 2017
Dec 1, 2017
Dec 1, 2017
Dec 1, 2017
Sep 14, 2017
Submission concerning representation
Search/Exam
Mar 24, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Mar 15, 2017
Feb 16, 2017
Decision to grant a European patent
Search/Exam
Feb 2, 2017
(Electronic) Receipt
Search/Exam
Feb 2, 2017
Filing of the translations of the claims
Search/Exam
Feb 2, 2017
French translation of claims
Search/Exam
Feb 2, 2017
German translation of the claims
Search/Exam
Feb 2, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 11, 2016
Oct 11, 2016
Oct 11, 2016
Intention to grant (signatures)
Search/Exam
Oct 11, 2016
Text intended for grant (clean copy)
Search/Exam
Oct 11, 2016
Sep 29, 2016
Sep 29, 2016
Sep 29, 2016
Sep 15, 2016
Sep 15, 2016
Sep 12, 2016
Sep 8, 2016
(Electronic) Receipt
Search/Exam
Sep 8, 2016
Letter accompanying subsequently filed items
Search/Exam
Sep 8, 2016
Non-patent literature filed by a third party
Search/Exam
Sep 8, 2016
Observations by third parties
Search/Exam
Sep 8, 2016
Patent document filed by a Third party
Search/Exam
Sep 8, 2016
Patent document filed by a Third party
Search/Exam
Sep 1, 2016
Aug 29, 2016
Aug 23, 2016
(Electronic) Receipt
Search/Exam
Aug 23, 2016
Amended claims with annotations
Search/Exam
Aug 23, 2016
Claims
Search/Exam
Aug 23, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 23, 2016
Jul 7, 2016
Jul 4, 2016
Jun 30, 2016
Citation filed by a third party
Search/Exam
Jun 30, 2016
Observations by third parties
Search/Exam
Jun 30, 2016
Observations by third parties
Search/Exam
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Intention to grant (signatures)
Search/Exam
Apr 26, 2016
Text intended for grant (clean copy)
Search/Exam
Apr 26, 2016
Feb 1, 2016
(Electronic) Receipt
Search/Exam
Feb 1, 2016
Amended claims with annotations
Search/Exam
Feb 1, 2016
Claims
Search/Exam
Feb 1, 2016
Letter accompanying subsequently filed items
Search/Exam
Feb 1, 2016
Dec 7, 2015
Nov 30, 2015
(Electronic) Receipt
Search/Exam
Nov 30, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 30, 2015
Nov 11, 2015
Nov 3, 2015
Jul 20, 2015
Annex to the communication
Search/Exam
Jul 20, 2015
Communication from the Examining Division
Search/Exam
Jul 14, 2015
Jul 9, 2015
Jul 1, 2015
Observations by third parties
Search/Exam
Jun 18, 2015
Jun 18, 2015
Jun 18, 2015
Intention to grant (signatures)
Search/Exam
Jun 18, 2015
Text intended for grant (clean copy)
Search/Exam
Jun 18, 2015
May 15, 2015
Mar 27, 2015
(Electronic) Receipt
Search/Exam
Mar 27, 2015
(Electronic) Receipt
Search/Exam
Mar 27, 2015
Amended claims with annotations
Search/Exam
Mar 27, 2015
Amended description with annotations
Search/Exam
Mar 27, 2015
Claims
Search/Exam
Mar 27, 2015
Description
Search/Exam
Mar 27, 2015
Letter accompanying subsequently filed items
Search/Exam
Mar 27, 2015
Letter accompanying subsequently filed items
Search/Exam
Mar 27, 2015
Mar 27, 2015
Submission concerning representation
Search/Exam
Mar 9, 2015
Annex to the communication
Search/Exam
Mar 9, 2015
Communication from the Examining Division
Search/Exam
Jan 9, 2015
Decision to allow further processing
Search/Exam
Dec 16, 2014
Dec 15, 2014
(Electronic) Receipt
Search/Exam
Dec 15, 2014
(Electronic) Receipt
Search/Exam
Dec 15, 2014
Amended claims with annotations
Search/Exam
Dec 15, 2014
Amended description with annotations
Search/Exam
Dec 15, 2014
Claims
Search/Exam
Dec 15, 2014
Description
Search/Exam
Dec 15, 2014
Letter accompanying subsequently filed items
Search/Exam
Dec 15, 2014
Letter accompanying subsequently filed items
Search/Exam
Dec 15, 2014
Letter concerning fees and payments
Search/Exam
Dec 15, 2014
Request for further processing
Search/Exam
Aug 26, 2014
Aug 21, 2014
(Electronic) Receipt
Search/Exam
Aug 21, 2014
Letter accompanying subsequently filed items
Search/Exam
Aug 21, 2014
Jun 18, 2014
CDS Clean up - amended applicant details
Search/Exam
May 7, 2014
Annex to the communication
Search/Exam
May 7, 2014
Communication from the Examining Division
Search/Exam
Apr 30, 2014
Examination started
Search/Exam
Dec 18, 2013
Decision to allow further processing
Search/Exam
Dec 5, 2013
(Electronic) Receipt
Search/Exam
Dec 5, 2013
Dec 5, 2013
Amendments received before examination
Search/Exam
Dec 5, 2013
Letter accompanying subsequently filed items
Search/Exam
Dec 5, 2013
Nov 29, 2013
(Electronic) Receipt
Search/Exam
Nov 29, 2013
Letter accompanying subsequently filed items
Search/Exam
Nov 29, 2013
Letter concerning fees and payments
Search/Exam
Oct 24, 2013
(Electronic) Receipt
Search/Exam
Oct 24, 2013
Letter accompanying subsequently filed items
Search/Exam
Oct 24, 2013
Letter concerning fees and payments
Search/Exam
May 27, 2013
May 14, 2013
Refund of fees
Search/Exam
Apr 23, 2013
Apr 23, 2013
European search opinion
Search/Exam
Apr 23, 2013
European search report
Search/Exam
Jan 20, 2011
Abstract
Search/Exam
Jan 20, 2011
Claims
Search/Exam
Jan 20, 2011
Description
Search/Exam
Jan 20, 2011
Matter concerning the application
Search/Exam
Jan 19, 2011
Abstract
Search/Exam
Jan 19, 2011
Claims
Search/Exam
Jan 19, 2011
Description
Search/Exam
Jan 19, 2011
Matter concerning the application
Search/Exam
Dec 29, 2010
Dec 29, 2010
Notification of forthcoming publication
Search/Exam
Dec 23, 2010
Annex
Search/Exam
Dec 23, 2010
Designation of inventor
Search/Exam
Dec 20, 2010
Letter concerning the inventor
Search/Exam
Nov 24, 2010
Note on telephone consultation
Search/Exam
Nov 19, 2010
Matter concerning the application
Search/Exam
Nov 19, 2010
Note on telephone consultation
Search/Exam
Nov 18, 2010
Matter concerning the application
Search/Exam
Nov 3, 2010
Oct 26, 2010
Deficiency in designation of inventor
Search/Exam
Oct 7, 2010
Oct 7, 2010
Letter concerning fees and payments
Search/Exam
Sep 28, 2010
Request for grant of a European patent
Search/Exam
Sep 24, 2010
Abstract
Search/Exam
Sep 24, 2010
Claims
Search/Exam
Sep 24, 2010
Cover sheet for fax transmission
Search/Exam
Sep 24, 2010
Description
Search/Exam
Sep 24, 2010
Letter accompanying subsequently filed items
Search/Exam
Sep 24, 2010
Letter concerning search matters
Search/Exam
Sep 24, 2010
Sep 24, 2010
Submission concerning representation
Search/Exam
May 31, 2005