B01J 31/1658
Immobilised by covalent linkages, i.e. pendant complexes with optional linking groups
Official title: {immobilised by covalent linkages, i.e. pendant complexes with optional linking groups, e.g. on Wang or Merrifield resins}
B01J31/1658 (Immobilised by covalent linkages, i.e. pendant complexes with optional linking groups) appears on 332 US grants and 165 published applications in this corpus.
Search patents in B01J- Granted patents
- 332
- Published applications
- 165
- Assignees
- 239
- Inventors
- 820
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 10 | 0 |
| 1980 | 13 | 0 |
| 1981 | 11 | 0 |
| 1982 | 4 | 0 |
| 1983 | 10 | 0 |
| 1984 | 13 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 12 | 0 |
| 1993 | 9 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 4 |
| 2002 | 10 | 10 |
| 2003 | 15 | 18 |
| 2004 | 9 | 13 |
| 2005 | 12 | 10 |
| 2006 | 6 | 7 |
| 2007 | 5 | 6 |
| 2008 | 3 | 6 |
| 2009 | 6 | 7 |
| 2010 | 6 | 7 |
| 2011 | 4 | 9 |
| 2012 | 6 | 6 |
| 2013 | 4 | 7 |
| 2014 | 5 | 5 |
| 2015 | 7 | 5 |
| 2016 | 8 | 6 |
| 2017 | 4 | 3 |
| 2018 | 4 | 1 |
| 2019 | 4 | 6 |
| 2020 | 1 | 3 |
| 2021 | 2 | 4 |
| 2022 | 1 | 7 |
| 2023 | 2 | 6 |
| 2024 | 3 | 5 |
| 2025 | 5 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Selective terminal CH alumination of saturated hydrocarbons12 May 2026US 12,623,985 B2Cornell University
- Microcapsules and processes for their preparation25 Nov 2025US 12,478,064 B2Yissum Research Development Company of the Hebrew University of Jerusalem
- Method for preparing formamide compounds via hydrogenation of carbon dioxide catalyzed by porous materials29 Jul 2025US 12,371,398 B2Fudan University
- Reactive membrane networks for CWA protection17 Jun 2025US 12,330,144 B2Lawrence Livermore National Security, LLC
- Complex compound and method for manufacturing the same22 Apr 2025US 12,280,364 B2Maruzen Petrochemical Co., Ltd.
- Proximity-based labeling of biomolecular condensate microenvironments9 Jul 2026US 2026/0194528 A1
- Siloxane functionalized platinum oxalate complex30 Apr 2026US 2026/0116904 A1Dow Global Technologies LLC
- Ruthenium catalysts and methods thereof8 Jan 2026US 2026/0008037 A1The Regents of the University of California
- Methods and systems for modifying selectivity in catalytic reactions13 Mar 2025US 2025/0083136 A1Duke University
- New process for catalytic preparation of oxalate and oxamide compounds26 Dec 2024US 2024/0425439 A1Fairbrics
Most cited
By later US patents
- Functional, photochemically active, and chemically asymmetric membranes by interfacial polymerization of derivatized multifunctional prepolymers410US 4,784,736 ABend Research, Inc. · 1988
- Functional, photochemically active, and chemically asymmetric membranes by interfacial polymerization of derivatized multifunctional prepolymers370US 4,917,800 ABend Research, Inc. · 1990
- Method of expanded porphyrin-oligonucleotide conjugate synthesis325US 5,565,552 ABoard of Regents, Univ. of Texas Sys. · 1996
- Texaphyrin-oligonucleotide conjugates308US 5,587,371 ABoard of Trustees, Univ. of TX Sys. · 1996
- Chromophore probe for detection of nucleic acid221US 5,595,726 ABoard of Trustees, Univ. of TX Sys. · 1997