B01J 20/3272
Polymers obtained by reactions otherwise than involving only carbon to carbon unsaturated
Official title: {Polymers obtained by reactions otherwise than involving only carbon to carbon unsaturated bonds}
B01J20/3272 (Polymers obtained by reactions otherwise than involving only carbon to carbon unsaturated) appears on 1,041 US grants and 1,092 published applications in this corpus.
Search patents in B01J- Granted patents
- 1,041
- Published applications
- 1,092
- Assignees
- 660
- Inventors
- 2,842
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 9 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 10 | 0 |
| 1986 | 9 | 0 |
| 1987 | 16 | 0 |
| 1988 | 13 | 0 |
| 1989 | 19 | 0 |
| 1990 | 21 | 0 |
| 1991 | 19 | 0 |
| 1992 | 26 | 0 |
| 1993 | 15 | 0 |
| 1994 | 19 | 0 |
| 1995 | 13 | 0 |
| 1996 | 20 | 0 |
| 1997 | 29 | 0 |
| 1998 | 16 | 0 |
| 1999 | 22 | 0 |
| 2000 | 29 | 0 |
| 2001 | 21 | 2 |
| 2002 | 10 | 38 |
| 2003 | 20 | 30 |
| 2004 | 27 | 47 |
| 2005 | 16 | 38 |
| 2006 | 22 | 36 |
| 2007 | 19 | 39 |
| 2008 | 17 | 28 |
| 2009 | 17 | 27 |
| 2010 | 20 | 47 |
| 2011 | 14 | 31 |
| 2012 | 24 | 30 |
| 2013 | 25 | 41 |
| 2014 | 44 | 59 |
| 2015 | 32 | 43 |
| 2016 | 37 | 57 |
| 2017 | 38 | 52 |
| 2018 | 35 | 50 |
| 2019 | 29 | 49 |
| 2020 | 35 | 41 |
| 2021 | 38 | 62 |
| 2022 | 23 | 45 |
| 2023 | 45 | 39 |
| 2024 | 28 | 68 |
| 2025 | 37 | 59 |
| 2026 | 18 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Regenerable rotor and method of manufacture18 Aug 2026US 12,708,891 B2Munters Corporation
- Supported poly(allyl)amine and derivatives for CO2 capture from flue gas or ultra-dilute gas streams such as ambient air or admixtures thereof11 Aug 2026US 12,702,966 B2Georgia Tech Research Corporation
- Method of producing porous body9 Jun 2026US 12,649,838 B2Toyota Jidosha Kabushiki Kaisha
- Nanopore assemblies and uses thereof26 May 2026US 12,638,452 B2Oxford Nanopore Technologies PLC
- Superficially porous organic polymer particles19 May 2026US 12,629,656 B2Waters Technologies Corporation
- Separation Matrix and a Method of Separating Antibodies1 Oct 2026US 2026/0295462 A1Cytiva BioProcess R&D AB
- Supported poly(allyl)amine and derivatives for co2 capture from flue gas or ultra-dilute gas streams such as ambient air or admixtures thereof24 Sep 2026US 2026/0284637 A1Georgia Tech Research Corporation
- Separation membrane and method for producing same17 Sep 2026US 2026/0273476 A1Hiroshima University
- Kappa light chain-binding convection matrix3 Sep 2026US 2026/0258092 A1Cytiva BioProcess R&D AB
- Hydrophobic acidic gas absorbents20 Aug 2026US 2026/0241369 A1
Most cited
By later US patents
- Magnetic iron-dextran microspheres466US 4,452,773 ACanadian Patents and Development Limited · 1984
- Affinity matrices of modified polysaccharide supports427US 5,059,654 ACuno Incorporated · 1991
- Magnetic particles for use in separations333US 4,554,088 AAdvanced Magnetics, Inc. · 1985
- Preparation of trichloro-s-triazine activated supports for coupling ligands276US 4,229,537 ANew York University · 1980
- Magnetic particles for use in separations245US 4,672,040 AAdvanced Magnetics, Inc. · 1987