B01J 20/3278
Polymers being grafted on the carrier
Official title: {Polymers being grafted on the carrier}
B01J20/3278 (Polymers being grafted on the carrier) appears on 182 US grants and 198 published applications in this corpus.
Search patents in B01J- Granted patents
- 182
- Published applications
- 198
- Assignees
- 149
- Inventors
- 615
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 3 | 2 |
| 2002 | 3 | 3 |
| 2003 | 3 | 8 |
| 2004 | 5 | 7 |
| 2005 | 2 | 3 |
| 2006 | 4 | 5 |
| 2007 | 2 | 3 |
| 2008 | 3 | 6 |
| 2009 | 0 | 15 |
| 2010 | 3 | 7 |
| 2011 | 1 | 7 |
| 2012 | 10 | 8 |
| 2013 | 7 | 7 |
| 2014 | 3 | 8 |
| 2015 | 7 | 12 |
| 2016 | 7 | 9 |
| 2017 | 9 | 9 |
| 2018 | 4 | 9 |
| 2019 | 6 | 9 |
| 2020 | 3 | 7 |
| 2021 | 6 | 11 |
| 2022 | 5 | 5 |
| 2023 | 2 | 11 |
| 2024 | 8 | 11 |
| 2025 | 10 | 11 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chromatography beads, production and use thereof1 Sep 2026US 12,722,143 B2Cytiva BioProcess R&D AB
- Lithium ion adsorbents19 May 2026US 12,629,657 B2Empower Innovation & Technology LLC
- Amine grafted silica gels28 Apr 2026US 12,611,651 B2The Regents of the University of Michigan
- Separation matrix and method of separation24 Mar 2026US 12,582,963 B2Cytiva BioProcess R&D AB
- Sorbent material for removing contaminants from water13 Jan 2026US 12,521,693 B2Puraffinity Ltd.
- Separation Matrix and a Method of Separating Antibodies1 Oct 2026US 2026/0295462 A1Cytiva BioProcess R&D AB
- Lithium ion adsorbents27 Aug 2026US 2026/0249268 A1Empower Innovation & Technology LLC
- Chromatography Beads, Production and Use Threreof16 Jul 2026US 2026/0199875 A1Cytiva BioProcess R&D AB
- Composition of chromatographic sorbents and methods for analysis of antibody drug conjugates12 Mar 2026US 2026/0070001 A1
- Multi-Modal Ion-Exchange Membranes for Rapid Separations12 Mar 2026US 2026/0070002 A1Clemson University
Most cited
By later US patents
- Affinity matrices of modified polysaccharide supports427US 5,059,654 ACuno Incorporated · 1991
- Modified siliceous chromatographic supports159US 4,724,207 ACuno Incorporated · 1988
- Composite materials comprising supported porous gels116US 7,316,919 B2Nysa Membrane Technologies · 2008
- Modified polysaccharide supports88US 4,663,163 A1987
- Porous supports having azlactone-functional surfaces76US 5,344,701 AMinnesota Mining and Manufacturing Company · 1994