B01J 20/327
Polymers obtained by reactions involving only carbon to carbon unsaturated bonds
Official title: {Polymers obtained by reactions involving only carbon to carbon unsaturated bonds}
B01J20/327 (Polymers obtained by reactions involving only carbon to carbon unsaturated bonds) appears on 392 US grants and 405 published applications in this corpus.
Search patents in B01J- Granted patents
- 392
- Published applications
- 405
- Assignees
- 321
- Inventors
- 1,132
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 4 | 0 |
| 1995 | 9 | 0 |
| 1996 | 3 | 0 |
| 1997 | 18 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 2 |
| 2002 | 6 | 18 |
| 2003 | 7 | 17 |
| 2004 | 6 | 14 |
| 2005 | 10 | 19 |
| 2006 | 10 | 18 |
| 2007 | 6 | 13 |
| 2008 | 6 | 13 |
| 2009 | 9 | 11 |
| 2010 | 13 | 18 |
| 2011 | 7 | 11 |
| 2012 | 9 | 11 |
| 2013 | 11 | 18 |
| 2014 | 6 | 20 |
| 2015 | 5 | 16 |
| 2016 | 11 | 14 |
| 2017 | 13 | 18 |
| 2018 | 14 | 21 |
| 2019 | 18 | 15 |
| 2020 | 14 | 20 |
| 2021 | 11 | 22 |
| 2022 | 17 | 16 |
| 2023 | 15 | 11 |
| 2024 | 10 | 21 |
| 2025 | 16 | 20 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Absorbent compositions, methods of forming the same, and animal litter prepared with such compositions7 Jul 2026US 12,673,310 B2U.S. Silica Company
- Method of producing porous body9 Jun 2026US 12,649,838 B2Toyota Jidosha Kabushiki Kaisha
- Diethylamino ethyl polymers and methods of use2 Jun 2026US 12,643,077 B2Cytiva US LLC
- Superficially porous organic polymer particles19 May 2026US 12,629,656 B2Waters Technologies Corporation
- Liquid dispersion compositions, uses and method of making the same7 Apr 2026US 12,594,539 B2Chase Corporation
- Moisture absorption film layered product1 Oct 2026US 2026/0295559 A1Mazda Motor Corporation
- Composition for beverage clarification23 Jul 2026US 2026/0206800 A1Yissum Research Development Company of the Hebrew University of Jerusalem
- Methods and compositions for recovery of lithium from liquid solutions with nanoparticles21 May 2026US 2026/0139343 A1Moselle Technologies, LLC
- Absorbent Compositions, Methods of Forming the Same, and Animal Litter Prepared with Such Compositions16 Apr 2026US 2026/0102755 A1U.S. Silica Company
- Multi-Modal Ion-Exchange Membranes for Rapid Separations12 Mar 2026US 2026/0070002 A1Clemson University
Most cited
By later US patents
- Modified siliceous chromatographic supports159US 4,724,207 ACuno Incorporated · 1988
- Filter medium having a limited surface negative charge for treating a blood material109US 5,407,581 AAsahi Medical Co., Ltd. · 1995
- Polymer surface modification102US 7,368,163 B2Fluidigm Corporation · 2008
- Porous inorganic support material coated with an organic stationary phase, for use in chromatography, and process for its preparation85US 4,415,631 AAkzo N. V. · 1983
- Biocompatible hemoperfusion system84US 4,048,064 A1977