B01J 41/14
Obtained by reactions only involving unsaturated carbon-to-carbon bonds
Official title: obtained by reactions only involving unsaturated carbon-to-carbon bonds
B01J41/14 (Obtained by reactions only involving unsaturated carbon-to-carbon bonds) appears on 385 US grants and 441 published applications in this corpus.
Search patents in B01J- Granted patents
- 385
- Published applications
- 441
- Assignees
- 261
- Inventors
- 1,131
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 8 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 8 |
| 2003 | 5 | 10 |
| 2004 | 4 | 5 |
| 2005 | 8 | 10 |
| 2006 | 6 | 5 |
| 2007 | 5 | 5 |
| 2008 | 1 | 8 |
| 2009 | 6 | 10 |
| 2010 | 5 | 8 |
| 2011 | 4 | 11 |
| 2012 | 5 | 6 |
| 2013 | 7 | 10 |
| 2014 | 10 | 19 |
| 2015 | 11 | 27 |
| 2016 | 22 | 36 |
| 2017 | 27 | 27 |
| 2018 | 20 | 21 |
| 2019 | 17 | 26 |
| 2020 | 20 | 35 |
| 2021 | 18 | 28 |
| 2022 | 17 | 22 |
| 2023 | 12 | 23 |
| 2024 | 21 | 33 |
| 2025 | 19 | 21 |
| 2026 | 8 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for passive collection of atmospheric carbon dioxide with a double-walled harvest chamber29 Sep 2026US 12,746,508 B2Arizona Board of Regents on behalf of Arizona State University
- Composite ion exchange membrane and method of making same28 Apr 2026US 12,612,496 B2
- Single-ion electrolytes for solid-state alkaline batteries14 Apr 2026US 12,603,388 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Bipolar membrane10 Mar 2026US 12,569,812 B2Astom Corporation
- Methods for removing iodate from aqueous solutions17 Feb 2026US 12,555,696 B2The Catholic University of America
- Regeneration of anion exchange resins1 Oct 2026US 2026/0295573 A1
- Single-ion electrolytes for solid-state alkaline batteries24 Sep 2026US 2026/0291007 A1The Government of the United States of America, as represented by the Secretary of the Navy
- Cationic Compounds for Anion Exchange Membranes3 Sep 2026US 2026/0257990 A1Agfa-Gevaert
- Cationic Polymers And Methods Of Making Same, And Uses Thereof13 Aug 2026US 2026/0233214 A1Carnegie Mellon University
- Patterned alkaline exchange membranes13 Aug 2026US 2026/0234309 A1Ecolectro, Inc
Most cited
By later US patents
- Polymerization processes and products therefrom125US 4,224,415 ARohm and Haas Company · 1980
- Process for preparing macroreticular resins, copolymers and products of said process123US 4,382,124 ARohm and Haas Company · 1983
- Modified dense star polymers118US 4,857,599 AThe Dow Chemical Company · 1989
- Macroreticulated copolymer adsorption process74US 4,297,220 ARohm and Haas Company · 1981
- Porous rigid resins and process of preparation71US 4,933,372 ASupelco, Inc. · 1990