The patent EP2789376 was granted to AIR Products And Chemicals on Aug 4, 2021. The application was originally filed on Apr 7, 2014 under application number EP14163720A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0454531 |
| DESCRIPTION | FR2739304 |
| DESCRIPTION | US3672824 |
| DESCRIPTION | US3758666 |
| DESCRIPTION | US4019879 |
| DESCRIPTION | US4019880 |
| DESCRIPTION | US4541851 |
| DESCRIPTION | US4579723 |
| DESCRIPTION | US4713224 |
| DESCRIPTION | US4944273 |
| DESCRIPTION | US5110569 |
| DESCRIPTION | US5137548 |
| DESCRIPTION | US5202096 |
| DESCRIPTION | US5232474 |
| DESCRIPTION | US5238670 |
| DESCRIPTION | US5478534 |
| DESCRIPTION | US5656557 |
| DESCRIPTION | US5662873 |
| DESCRIPTION | US5693302 |
| DESCRIPTION | US6048509 |
| DESCRIPTION | US6074621 |
| DESCRIPTION | US6093379 |
| DESCRIPTION | US6113869 |
| DESCRIPTION | US6511640 |
| DESCRIPTION | US7524358 |
| OPPOSITION | EP0800046 |
| OPPOSITION | EP1166845 |
| OPPOSITION | EP2662653 |
| OPPOSITION | US5202096 |
| OPPOSITION | US5906675 |
| OPPOSITION | US5914455 |
| OPPOSITION | US5983667 |
| OPPOSITION | US6342191 |
| SEARCH | EP0916383 |
| SEARCH | EP2184105 |
| SEARCH | US2012128563 |
| SEARCH | US3469934 |
| SEARCH | US5202096 |
| SEARCH | US6113869 |
| SEARCH | US6511640 |
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text |
|---|---|
| DESCRIPTION | - ANDERSON, H.C.; GREEN, W.J., IND. ENG. CHEM., (1961), vol. 53, page 645 |
| DESCRIPTION | - Handbook of Preparative Inorganic Chemistry, ACADEMIC PRESS, (1963), page 1675 |
| DESCRIPTION | - LAMB; VAIL, J. AM. CHEM. SOC., (1925), vol. 47, no. 1, pages 123 - 142 |
| OPPOSITION | - Almquist, J. A. and Bray, W. C., "The Catalytic Oxidation of Carbon Monoxide. I. Efficiency of the Catalysts, Manganese Dioxide, Cupric Oxide and Mixtures of these Oxides", J. Am. Chem. Soc., (1923), vol. 45, no. 10, pages 2305 - 2322 |
| OPPOSITION | - Benton, A. F., "The Adsorption of Gases by Oxide Catalysts", J. Am. Chem. Soc., (1923), vol. 45, no. 4, pages 887 - 899 |
| OPPOSITION | - CARULITE 300 Catalyst - Fact Sheet by Carus, 2007 |
| OPPOSITION | - CATALYST DATA SHEET on 0.5% Pd on Alumina Spheres by BASF, 2012 |
| OPPOSITION | - Giacobbe, F. W., "Adsorption of very low level carbon dioxide impurities in oxygen on a 13X molecular sieve", Gas Separ. And Purif., (1991), vol. 5, pages 16 - 19 |
| OPPOSITION | - HÄRING, HÄRING, Heinz-Wolfgang Häring, Industrial Gases Processing, (20080000), pages 22 - 25, XP055514547 |
| OPPOSITION | - HAUSEN, LINDE, Tieftemperaturtechnik, 2. auflage, (19890000), pages 303 - 310, XP055514557 |
| OPPOSITION | - HAUSEN, LINDE, Tieftemperaturtechnik, 2. auflage, (1989), pages 303 - 310 |
| OPPOSITION | - Heinz-Wolfgang Häring, Industrial Gases Processing, (2008), pages 22 - 25 |
| OPPOSITION | - "Hopcalite® Catalyst", General Information and Applications Bulletin, Pittsburgh, PA, (19890600), XP055514533 |
| OPPOSITION | - Lamb, A B et al, "The Preferential Catalytic Combustion of Carbon Monoxide in Hydrogen", J. Am. Chem. Soc., (1922), vol. 44, no. 4, pages 738 - 757 |
| OPPOSITION | - VDI-Wärmeatlas, 2002, Porosität |
| OPPOSITION | - Wang, LeVan, "Adsorption Equilibrium of Binary Mixtures of Carbon Dioxide and Water Vapor on Zeolites 5A and 13X", J. Chem. Eng. Data, (2010), vol. 55, pages 3189 - 3195 |
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Date
Description
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Jul 8, 2021
Jul 8, 2021
Jul 2, 2021
Jun 28, 2021
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Apr 29, 2021
Mar 31, 2021
Refund of fees
OPPO
Mar 23, 2021
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(Electronic) Receipt
Appeal
Mar 18, 2021
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Refund of fees
Appeal
Mar 8, 2021
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Appeal
Mar 1, 2021
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Appeal
Feb 11, 2021
Feb 5, 2021
(Electronic) Receipt
Appeal
Feb 5, 2021
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Jan 13, 2021
Jan 6, 2021
(Electronic) Receipt
Appeal
Jan 6, 2021
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Appeal
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Claims
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Oct 16, 2020
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Reply to appeal
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Reply to appeal
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Jun 8, 2020
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Notice of appeal
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Feb 26, 2020
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Notice of appeal
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Notice of appeal
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Sep 6, 2019
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Sep 6, 2019
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Aug 1, 2018
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Nov 10, 2017
Oct 6, 2017
Decision to grant a European patent
Search/Exam
Aug 24, 2017
(Electronic) Receipt
Search/Exam
Aug 24, 2017
Filing of the translations of the claims
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Aug 24, 2017
French translation of claims
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Aug 24, 2017
German translation of the claims
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Apr 25, 2017
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Intention to grant (signatures)
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Apr 25, 2017
Text intended for grant (clean copy)
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Apr 25, 2017
Sep 8, 2016
(Electronic) Receipt
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Sep 8, 2016
Amended claims with annotations
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Sep 8, 2016
Amended description with annotations
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Sep 8, 2016
Claims
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Sep 8, 2016
Description
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Sep 8, 2016
Letter accompanying subsequently filed items
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Sep 8, 2016
Aug 29, 2016
Annex to the communication
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Aug 29, 2016
Aug 29, 2016
Mar 18, 2016
(Electronic) Receipt
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Mar 18, 2016
Amended claims with annotations
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Mar 18, 2016
Claims
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Mar 18, 2016
Letter accompanying subsequently filed items
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Mar 18, 2016
Nov 18, 2015
Annex to the communication
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Nov 18, 2015
Communication from the Examining Division
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Nov 9, 2015
Examination started
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Apr 13, 2015
(Electronic) Receipt
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Apr 13, 2015
Apr 13, 2015
Amended claims with annotations
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Apr 13, 2015
Amendments received before examination
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Apr 13, 2015
Letter accompanying subsequently filed items
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Oct 20, 2014
Sep 17, 2014
Notification of forthcoming publication
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Aug 12, 2014
Aug 12, 2014
European search opinion
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Aug 12, 2014
European search report
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Jul 30, 2014
Search started
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Jul 9, 2014
Letter concerning the priority
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Jul 9, 2014
Priority document
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Jun 2, 2014
Communication to designated inventor
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Jun 2, 2014
Communication to designated inventor
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Jun 2, 2014
Communication to designated inventor
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Jun 2, 2014
Communication to designated inventor
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Jun 2, 2014
Communication to designated inventor
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Jun 2, 2014
Communication to designated inventor
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Jun 2, 2014
Communication to designated inventor
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Jun 2, 2014
Communication to designated inventor
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Apr 7, 2014
Abstract
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Apr 7, 2014
Apr 7, 2014
Claims
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Apr 7, 2014
Description
Appeal
Apr 7, 2014
Description
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Apr 7, 2014
Designation of inventor
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Apr 7, 2014
Designation of inventor
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Apr 7, 2014
Designation of inventor
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Apr 7, 2014
Designation of inventor
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Apr 7, 2014
Designation of inventor
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Apr 7, 2014
Designation of inventor
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Apr 7, 2014
Designation of inventor
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Apr 7, 2014
Designation of inventor
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Apr 7, 2014
Drawings
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Apr 7, 2014
Request for grant of a European patent
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