B01J 20/3274
Proteins, nucleic acids, polysaccharides, antibodies or antigens
Official title: {Proteins, nucleic acids, polysaccharides, antibodies or antigens}
B01J20/3274 (Proteins, nucleic acids, polysaccharides, antibodies or antigens) appears on 588 US grants and 562 published applications in this corpus.
Search patents in B01J- Granted patents
- 588
- Published applications
- 562
- Assignees
- 395
- Inventors
- 1,540
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 7 | 0 |
| 1987 | 12 | 0 |
| 1988 | 8 | 0 |
| 1989 | 17 | 0 |
| 1990 | 17 | 0 |
| 1991 | 13 | 0 |
| 1992 | 17 | 0 |
| 1993 | 11 | 0 |
| 1994 | 12 | 0 |
| 1995 | 8 | 0 |
| 1996 | 15 | 0 |
| 1997 | 20 | 0 |
| 1998 | 13 | 0 |
| 1999 | 15 | 0 |
| 2000 | 17 | 0 |
| 2001 | 14 | 2 |
| 2002 | 8 | 21 |
| 2003 | 12 | 14 |
| 2004 | 14 | 26 |
| 2005 | 6 | 24 |
| 2006 | 15 | 22 |
| 2007 | 9 | 22 |
| 2008 | 8 | 13 |
| 2009 | 12 | 12 |
| 2010 | 11 | 25 |
| 2011 | 6 | 9 |
| 2012 | 9 | 16 |
| 2013 | 10 | 20 |
| 2014 | 21 | 32 |
| 2015 | 14 | 25 |
| 2016 | 24 | 21 |
| 2017 | 17 | 30 |
| 2018 | 10 | 30 |
| 2019 | 14 | 28 |
| 2020 | 20 | 31 |
| 2021 | 24 | 33 |
| 2022 | 11 | 17 |
| 2023 | 28 | 22 |
| 2024 | 15 | 29 |
| 2025 | 19 | 24 |
| 2026 | 5 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nanopore assemblies and uses thereof26 May 2026US 12,638,452 B2Oxford Nanopore Technologies PLC
- Fucose-binding protein, method for producing same, and use of same7 Apr 2026US 12,595,286 B2Sagami Chemical Research Institute
- Kit and method for reduction of components in a blood-related medium24 Mar 2026US 12,582,754 B2Glycoprobe AB
- Immunoglobulin binding proteins for affinity purification17 Mar 2026US 12,577,276 B2Navigo Proteins GmbH
- Water treatment method, water treatment system, carbonized combustion material, and method for producing carbonized combustion material24 Feb 2026US 12,559,399 B2Novelgen Co., Ltd.
- Separation Matrix and a Method of Separating Antibodies1 Oct 2026US 2026/0295462 A1Cytiva BioProcess R&D AB
- Kappa light chain-binding convection matrix3 Sep 2026US 2026/0258092 A1Cytiva BioProcess R&D AB
- Mutated immunoglobulin-binding polypeptides13 Aug 2026US 2026/0234291 A1Cytiva BioProcess R&D AB
- Compositions and methods for purifying biological fluids6 Aug 2026US 2026/0225001 A1
- Compositions and methods for purifying viral vectors6 Aug 2026US 2026/0226503 A1North Carolina State University
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