B01J 31/0227
Being perfluorinated, i.e. comprising at least one perfluorinated moiety as substructure in
Official title: {being perfluorinated, i.e. comprising at least one perfluorinated moiety as substructure in case of polyfunctional compounds}
B01J31/0227 (Being perfluorinated, i.e. comprising at least one perfluorinated moiety as substructure in) appears on 139 US grants and 79 published applications in this corpus.
Search patents in B01J- Granted patents
- 139
- Published applications
- 79
- Assignees
- 80
- Inventors
- 276
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 4 |
| 2002 | 11 | 5 |
| 2003 | 6 | 4 |
| 2004 | 2 | 8 |
| 2005 | 2 | 5 |
| 2006 | 2 | 1 |
| 2007 | 3 | 4 |
| 2008 | 0 | 2 |
| 2009 | 0 | 3 |
| 2010 | 2 | 4 |
| 2011 | 2 | 1 |
| 2012 | 1 | 4 |
| 2013 | 0 | 2 |
| 2014 | 7 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 3 |
| 2017 | 2 | 4 |
| 2018 | 4 | 5 |
| 2019 | 2 | 6 |
| 2020 | 4 | 1 |
| 2021 | 3 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 3 |
| 2024 | 0 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polyester hydrogenolytic deconstruction via tandem catalysis17 Mar 2026US 12,577,365 B2Northwestern University
- Method for preparing organic carboxylic ester by using combined catalyst of aryl bidentate phosphine ligand26 Aug 2025US 12,398,089 B2Lanzhou Institute of Chemical Physics, CAS
- Method for producing lactic acid from waste paper using lanthanide-based metal catalyst24 Oct 2023US 11,794,167 B2Korea Institute of Science and Technology
- Method of producing N,N-disubstituted amide and catalyst for producing N,N-disubstituted amide14 Jun 2022US 11,358,927 B2Showa Denko K. K.
- Transsilylation catalysis31 May 2022US 11,345,604 B2DDP Specialty Electronic Materials US 9, LLC
- Picolyl ligands and their use in alkoxycarbonylation18 Jun 2026US 2026/0167653 A1Evonik Oxeno GmbH
- Method for preparing 2,5-furandicarboxylic acid compound12 Jun 2025US 2025/0188048 A1Jiangsu Celluranics New Material Technology Co., Ltd.
- Perfluorinated amide salts and their uses as ionic conducting materials1 Aug 2024US 2024/0253023 A1
- Ring opening polymerization of cyclic siloxanes13 Jun 2024US 2024/0191035 A1Cht USA Inc.
- Aprotic catalysts for the hydrolysis / condensation of organoalkoxysilanes15 Jun 2023US 2023/0183426 A1Novinium, Inc.
Most cited
By later US patents
- Functionalized ionic liquids, and methods of use thereof64US 7,208,605 B2University of South Alabama · 2007
- Perfluorinated amide salts and their uses as ionic conducting materials61US 6,319,428 B1Centre National De La Recherche Scientifique · 2001
- Preparation of carbamates44US 4,474,978 AShell Oil Company · 1984
- Alkylation process40US 5,220,095 AHaldor Topsoe A/S · 1993
- Supported Lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions40US 5,607,890 AExxon Chemical Patents Inc. · 1997