B01J 20/285
Based on polymers
Official title: based on polymers
B01J20/285 (Based on polymers) appears on 563 US grants and 694 published applications in this corpus.
Search patents in B01J- Granted patents
- 563
- Published applications
- 694
- Assignees
- 363
- Inventors
- 1,431
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 9 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 4 |
| 2002 | 10 | 20 |
| 2003 | 15 | 21 |
| 2004 | 24 | 30 |
| 2005 | 7 | 44 |
| 2006 | 14 | 44 |
| 2007 | 23 | 28 |
| 2008 | 20 | 32 |
| 2009 | 12 | 32 |
| 2010 | 20 | 43 |
| 2011 | 14 | 22 |
| 2012 | 22 | 23 |
| 2013 | 16 | 21 |
| 2014 | 23 | 36 |
| 2015 | 18 | 18 |
| 2016 | 27 | 22 |
| 2017 | 16 | 17 |
| 2018 | 19 | 28 |
| 2019 | 17 | 36 |
| 2020 | 26 | 23 |
| 2021 | 25 | 36 |
| 2022 | 14 | 25 |
| 2023 | 12 | 23 |
| 2024 | 26 | 30 |
| 2025 | 26 | 20 |
| 2026 | 11 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Isolation and analysis of terpenes6 Oct 2026US 12,754,110 B2Orange Photonics, Inc.
- Channeled fibers in separation of biologically active nanoparticles22 Sep 2026US 12,741,234 B2Clemson University Research Foundation
- Adsorbent particles, method for producing adsorbent particles, base material particles, filling column, and method for recovering rare earth element2 Jun 2026US 12,643,089 B2
- Monolithic microporous substrate for chromatographic beds26 May 2026US 12,636,637 B2Spf Technologies LLC
- Purification matrices comprising AAV-binding polypeptides and methods of using the same26 May 2026US 12,637,664 B2Donaldson Company, Inc.
- Novel materials and methods for refining processes17 Sep 2026US 2026/0273436 A1Lihme Protein Solutions ApS
- Superficially porous organic polymer particles10 Sep 2026US 2026/0264046 A1Waters Technologies Corporation
- Kappa light chain-binding convection matrix3 Sep 2026US 2026/0258092 A1Cytiva BioProcess R&D AB
- Monolithic microporous substrate for chromatographic beds27 Aug 2026US 2026/0249270 A1
- Micro-separator including 3d ordered nanoshell structure of ceramic-polymer composite for gas chromatography, method for fabricating the same and method for separating gas mixture using the same30 Jul 2026US 2026/0216698 A1Korea Advanced Institute of Science and Technology
Most cited
By later US patents
- Selective recognition of solutes in chromatographic media by artificially created affinity206US 5,916,445 ABio-Rad Laboratories, Inc. · 1999
- Column with macroporous polymer media132US 5,334,310 ACornell Research Foundation, Inc. · 1994
- Capillary column chromatography process and system123US 6,581,441 B1PerSeptive Biosystems, Inc. · 2003
- Chromatographic stationary phases and adsorbents from hybrid organic-inorganic sol-gels118US 5,637,135 ACapillary Technology Corporation · 1997
- Composite materials comprising supported porous gels116US 7,316,919 B2Nysa Membrane Technologies · 2008