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The patent EP2235310 was granted to Grass America on Oct 12, 2022. The application was filed on Jan 14, 2009 under application number EP09704540A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| ARTURO SALICE | Jul 31, 2018 | LEIHKAUF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | DE202006006422U |
| EXAMINATION | DE7921381U |
| EXAMINATION | EP1469153 |
| INTERNATIONAL-SEARCH-REPORT | DE9210092U |
| INTERNATIONAL-SEARCH-REPORT | US2003200625 |
| INTERNATIONAL-SEARCH-REPORT | US2007136990 |
| INTERNATIONAL-SEARCH-REPORT | US3256554 |
| INTERNATIONAL-SEARCH-REPORT | US5012551 |
| INTERNATIONAL-SEARCH-REPORT | US6684453 |
| INTERNATIONAL-SEARCH-REPORT | US7065833 |
| OPPOSITION | DE10227078 |
| OPPOSITION | DE202005002609U |
| OPPOSITION | DE9210092U |
| OPPOSITION | EP1907657 |
| OPPOSITION | US2003200625 |
| OPPOSITION | US7065833 |
| SEARCH | AT6499U |
| SEARCH | DE202005002609U |
| SEARCH | DE9210092U |
| SEARCH | US7065833 |
| SEARCH | WO2007131933 |
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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Oct 24, 2022
Sep 15, 2022
Sep 15, 2022
Aug 31, 2022
Aug 31, 2022
Aug 31, 2022
Aug 31, 2022
Aug 31, 2022
Jun 7, 2022
Jun 7, 2022
Jun 7, 2022
May 25, 2022
May 25, 2022
May 18, 2022
(Electronic) Receipt
Appeal
May 18, 2022
May 18, 2022
May 16, 2022
Advice of delivery
Appeal
May 10, 2022
May 10, 2022
May 10, 2022
Feb 22, 2022
Feb 22, 2022
Jan 19, 2022
Jan 19, 2022
Jan 19, 2022
Jan 18, 2022
(Electronic) Receipt
Appeal
Jan 18, 2022
Jan 18, 2022
Jan 18, 2022
Jan 18, 2022
Jan 17, 2022
Jan 14, 2022
(Electronic) Receipt
Appeal
Jan 14, 2022
Jan 14, 2022
Jan 13, 2022
Jan 11, 2022
(Electronic) Receipt
Appeal
Jan 11, 2022
Jan 11, 2022
Jan 7, 2022
Dec 21, 2021
(Electronic) Receipt
Appeal
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 21, 2021
Dec 15, 2021
(Electronic) Receipt
Appeal
Dec 15, 2021
(Electronic) Receipt
Appeal
Dec 15, 2021
Dec 15, 2021
Dec 15, 2021
Dec 10, 2021
(Electronic) Receipt
Appeal
Dec 10, 2021
Authorisation
Appeal
Dec 10, 2021
Dec 10, 2021
Dec 8, 2021
Dec 8, 2021
Nov 24, 2021
Advice of delivery
Appeal
Nov 22, 2021
Nov 22, 2021
Nov 17, 2021
Nov 17, 2021
Aug 4, 2020
Apr 22, 2020
Apr 14, 2020
(Electronic) Receipt
Appeal
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Apr 14, 2020
Claims
Appeal
Apr 14, 2020
Claims
Appeal
Apr 14, 2020
Claims
Appeal
Apr 14, 2020
Claims
Appeal
Apr 14, 2020
Claims
Appeal
Apr 14, 2020
Claims
Appeal
Apr 14, 2020
Apr 14, 2020
Jan 20, 2020
Jan 2, 2020
Nov 28, 2019
(Electronic) Receipt
Appeal
Nov 28, 2019
Nov 28, 2019
Reply to appeal
Appeal
Nov 27, 2019
(Electronic) Receipt
Appeal
Nov 27, 2019
Nov 27, 2019
Reply to appeal
Appeal
Aug 2, 2019
(Electronic) Receipt
Appeal
Aug 2, 2019
Aug 2, 2019
Jul 18, 2019
Jul 11, 2019
Processing of an appeal
Appeal
Jul 10, 2019
(Electronic) Receipt
Appeal
Jul 10, 2019
Jul 10, 2019
Jul 10, 2019
Jul 10, 2019
Jul 10, 2019
Jul 10, 2019
Claims
Appeal
Jul 10, 2019
Claims
Appeal
Jul 10, 2019
Claims
Appeal
Jul 10, 2019
Claims
Appeal
Jul 10, 2019
Claims
Appeal
Jul 10, 2019
Jul 10, 2019
Notice of appeal
Appeal
Jun 18, 2019
May 27, 2019
May 24, 2019
May 16, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
May 10, 2019
Means of redress
OPPO
Jan 8, 2019
Dec 19, 2018
Dec 19, 2018
Dec 19, 2018
Claims
OPPO
Dec 19, 2018
Dec 19, 2018
Oct 25, 2018
Oct 17, 2018
Oct 17, 2018
Oct 17, 2018
Oct 17, 2018
Oct 17, 2018
Aug 27, 2018
Aug 27, 2018
Aug 8, 2018
Aug 7, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Jul 31, 2018
Nov 22, 2017
Oct 19, 2017
Decision to grant a European patent
Search/Exam
Sep 29, 2017
(Electronic) Receipt
Search/Exam
Sep 29, 2017
French translation of claims
Search/Exam
Sep 29, 2017
German translation of the claims
Search/Exam
Sep 29, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 30, 2017
Jun 30, 2017
Jun 30, 2017
Intention to grant (signatures)
Search/Exam
Jun 30, 2017
Text intended for grant (clean copy)
Search/Exam
Jun 30, 2017
May 17, 2017
May 12, 2017
(Electronic) Receipt
Search/Exam
May 12, 2017
Amended claims with annotations
Search/Exam
May 12, 2017
Amended claims with annotations
Search/Exam
May 12, 2017
Claims
Search/Exam
May 12, 2017
Claims
Search/Exam
May 12, 2017
Letter accompanying subsequently filed items
Search/Exam
May 12, 2017
May 12, 2017
May 12, 2017
May 12, 2017
May 9, 2017
May 8, 2017
(Electronic) Receipt
Search/Exam
May 8, 2017
Amended claims with annotations
Search/Exam
May 8, 2017
Claims
Search/Exam
May 8, 2017
Letter accompanying subsequently filed items
Search/Exam
May 8, 2017
Apr 3, 2017
Mar 23, 2017
(Electronic) Receipt
Search/Exam
Mar 23, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 23, 2017
Jan 31, 2017
Advice of delivery
Search/Exam
Jan 24, 2017
Advice of delivery
Search/Exam
Jan 19, 2017
Acknowledgement of a document
Search/Exam
Jan 19, 2017
Annex to the communication
Search/Exam
Jan 19, 2017
Summons to attend oral proceedings
Search/Exam
Jan 12, 2017
Preparation for oral proceedings
Search/Exam
Jun 24, 2016
(Electronic) Receipt
Search/Exam
Jun 24, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 24, 2016
Mar 2, 2016
Annex to the communication
Search/Exam
Mar 2, 2016
Communication from the Examining Division
Search/Exam
Dec 2, 2015
Nov 26, 2015
Nov 25, 2015
(Electronic) Receipt
Search/Exam
Nov 25, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 25, 2015
Oct 30, 2015
Annex to the communication
Search/Exam
Oct 30, 2015
Communication from the Examining Division
Search/Exam
Oct 26, 2015
Examination started
Search/Exam
Oct 12, 2015
Submission concerning representation
Search/Exam
Apr 23, 2014
Aug 22, 2013
Decision to allow further processing
Search/Exam
Aug 6, 2013
Aug 6, 2013
Amended claims with annotations
Search/Exam
Aug 6, 2013
Amendments received before examination
Search/Exam
Aug 6, 2013
Payment of fees and costs
Search/Exam
Aug 6, 2013
Payment of fees and costs
Search/Exam
Jun 6, 2013
Apr 5, 2013
Maintenance of the application
Search/Exam
Oct 8, 2012
Sep 19, 2012
Sep 19, 2012
European search opinion
Search/Exam
Sep 19, 2012
Supplementary European search report
Search/Exam
Jan 31, 2012
Dec 13, 2011
Letter concerning fees and payments
Search/Exam
Feb 2, 2011
Submission concerning representation
Search/Exam
Dec 8, 2010
Letter concerning fees and payments
Search/Exam
Oct 25, 2010
EPO/applicant correspondence crossed
Search/Exam
Oct 18, 2010
Oct 12, 2010
Invitation to file priority document
Search/Exam
Sep 8, 2010
Sep 1, 2010
Aug 20, 2010
Annex
Search/Exam
Aug 20, 2010
Matter concerning the application
Search/Exam
Aug 4, 2010
Aug 4, 2010
Reply by International Bureau
Search/Exam
Jul 23, 2010
Enquiry with the International Bureau
Search/Exam
Jul 16, 2010
Fax request to enter the European phase
Search/Exam
Jul 16, 2010
Payment of fees and costs
Search/Exam
Jun 7, 2010
Information on entry into European phase
Search/Exam
Aug 18, 2009
Aug 18, 2009
Jul 30, 2009
Copy of the international search report
Search/Exam
Jul 30, 2009
Published international application - A1
Search/Exam