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The patent EP2635142 was granted to R J Reynolds Tobacco on Jan 12, 2022. The application was filed on Oct 27, 2011 under application number EP11779320A. 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 |
|---|---|---|---|
| NONWOVENN | Aug 21, 2018 | MEWBURN ELLIS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US1376586 |
| DESCRIPTION | US2004048532 |
| DESCRIPTION | US2004118422 |
| DESCRIPTION | US2004217023 |
| DESCRIPTION | US2005061339 |
| DESCRIPTION | US2005244521 |
| DESCRIPTION | US2006162732 |
| DESCRIPTION | US2006191548 |
| DESCRIPTION | US2007062549 |
| DESCRIPTION | US2007186941 |
| DESCRIPTION | US2007261707 |
| DESCRIPTION | US2008029110 |
| DESCRIPTION | US2008166395 |
| DESCRIPTION | US2008173317 |
| DESCRIPTION | US2009025738 |
| DESCRIPTION | US2010018540 |
| DESCRIPTION | US4513756 |
| DESCRIPTION | US4528993 |
| DESCRIPTION | US4607479 |
| DESCRIPTION | US4624269 |
| DESCRIPTION | US4631899 |
| DESCRIPTION | US4660577 |
| DESCRIPTION | US4987907 |
| DESCRIPTION | US5092352 |
| DESCRIPTION | US5167244 |
| DESCRIPTION | US5346734 |
| DESCRIPTION | US5387416 |
| DESCRIPTION | US6162516 |
| DESCRIPTION | US6383431 |
| DESCRIPTION | US6730832 |
| DESCRIPTION | US6834654 |
| DESCRIPTION | US6895974 |
| DESCRIPTION | US7014039 |
| DESCRIPTION | US7025066 |
| DESCRIPTION | US7124883 |
| DESCRIPTION | US7498281 |
| DESCRIPTION | US7694686 |
| DESCRIPTION | US7810507 |
| DESCRIPTION | USD335934S |
| DESCRIPTION | USD594154S |
| DESCRIPTION | WO2004095959 |
| DESCRIPTION | WO2005016036 |
| DESCRIPTION | WO2005041699 |
| DESCRIPTION | WO2006004480 |
| DESCRIPTION | WO2007138484 |
| INTERNATIONAL-SEARCH-REPORT | US2007261707 |
| INTERNATIONAL-SEARCH-REPORT | US2008302682 |
| INTERNATIONAL-SEARCH-REPORT | US7498281 |
| INTERNATIONAL-SEARCH-REPORT | WO2010014506 |
| OPPOSITION | US2007261707 |
| OPPOSITION | US2008029110 |
| OPPOSITION | US2008302682 |
| OPPOSITION | US2009293895 |
| OPPOSITION | US5611981 |
| OPPOSITION | US6383431 |
| OPPOSITION | US6907885 |
| OPPOSITION | US7498281 |
| OPPOSITION | WO2010014506 |
| OPPOSITION | WO9743480 |
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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Refund of fees
Appeal
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(Electronic) Receipt
Appeal
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Withdrawal of an appeal
Appeal
May 12, 2021
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
May 21, 2020
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Notice of appeal
Appeal
May 21, 2020
Notice of appeal
Appeal
Mar 25, 2020
Communication of amended entries
Search/Exam
Mar 17, 2020
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OPPO
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Claims
OPPO
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Claims
OPPO
Dec 6, 2019
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OPPO
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OPPO
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OPPO
Dec 6, 2019
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OPPO
Dec 6, 2019
Claims
OPPO
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OPPO
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Dec 1, 2017
Oct 26, 2017
Decision to grant a European patent
Search/Exam
Oct 6, 2017
(Electronic) Receipt
Search/Exam
Oct 6, 2017
Filing of the translations of the claims
Search/Exam
Oct 6, 2017
French translation of claims
Search/Exam
Oct 6, 2017
German translation of the claims
Search/Exam
Oct 6, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 9, 2017
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Intention to grant (signatures)
Search/Exam
Jun 9, 2017
Text intended for grant (clean copy)
Search/Exam
Jun 9, 2017
May 15, 2017
Examination started
Search/Exam
Jul 6, 2015
Submission concerning representation
Search/Exam
Nov 18, 2013
(Electronic) Receipt
Search/Exam
Nov 18, 2013
Nov 18, 2013
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Amendments received before examination
Search/Exam
Nov 18, 2013
Letter accompanying subsequently filed items
Search/Exam
Aug 14, 2013
Jun 7, 2013
Jun 5, 2013
Communication to designated inventor
Search/Exam
Jun 5, 2013
Communication to designated inventor
Search/Exam
May 24, 2013
Apr 25, 2013
(Electronic) Receipt
Search/Exam
Apr 25, 2013
Request for entry into the European phase
Search/Exam
Mar 15, 2013
Information on entry into European phase
Search/Exam
Jun 1, 2012
May 10, 2012
Copy of the international search report
Search/Exam
May 10, 2012
Published international application - A1
Search/Exam
Feb 1, 2012
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Nov 4, 2011
Abstract
PCTISA
Nov 4, 2011
Claims
PCTISA
Nov 4, 2011
Description
PCTISA
Nov 4, 2011
Drawings
PCTISA