B01J 31/0271
Also containing elements or functional groups covered by b01j31/0201 - b01j31/0231
Official title: {also containing elements or functional groups covered by B01J31/0201 - B01J31/0231}
B01J31/0271 (Also containing elements or functional groups covered by b01j31/0201 - b01j31/0231) appears on 258 US grants and 260 published applications in this corpus.
Search patents in B01J- Granted patents
- 258
- Published applications
- 260
- Assignees
- 209
- Inventors
- 837
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 3 |
| 2002 | 10 | 7 |
| 2003 | 9 | 9 |
| 2004 | 6 | 10 |
| 2005 | 2 | 7 |
| 2006 | 8 | 1 |
| 2007 | 5 | 4 |
| 2008 | 1 | 4 |
| 2009 | 2 | 3 |
| 2010 | 4 | 7 |
| 2011 | 4 | 7 |
| 2012 | 3 | 4 |
| 2013 | 6 | 10 |
| 2014 | 2 | 12 |
| 2015 | 14 | 13 |
| 2016 | 12 | 28 |
| 2017 | 20 | 11 |
| 2018 | 20 | 18 |
| 2019 | 9 | 16 |
| 2020 | 13 | 11 |
| 2021 | 15 | 16 |
| 2022 | 11 | 13 |
| 2023 | 8 | 13 |
| 2024 | 10 | 15 |
| 2025 | 7 | 13 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Access to chiral bisphenol (BPOL) ligands through desymmetrizing asymmetric ortho-selective mono-halogenation26 May 2026US 12,637,403 B2The Chinese University of Hong Kong
- Photothermal catalytic method for production of hydrogen peroxide without sacrificial reagents on basis of porphyrin-based supermolecule3 Mar 2026US 12,565,426 B2Jiangnan University
- Catalytic nickel oxide sheet, method for obtaining it and use thereof17 Feb 2026US 12,551,870 B2Universitat De Valencia
- Method for preparing cyano sulfonyl fluoride compounds23 Dec 2025US 12,503,430 B1Zhejiang Normal University
- Synthesis of deuterated aldehydes28 Oct 2025US 12,454,502 B2Arizona Board of Regents On Behalf of Athe University of Arizona
- Methods for producing 1,1-difluoropropene (hfo-1252zc) from vinylidene fluoride1 Oct 2026US 2026/0296997 A1
- Photosensitizer compositions, devices, and methods of use for surface sanitization of processed food products17 Sep 2026US 2026/0271949 A1Ondine International, Ltd.
- Process for preparing, by hydroformylation, short-chain olefins in the gas phase20 Aug 2026US 2026/0242321 A1Evonik Oxeno GmbH
- Carbon nanotube-porphyrin photocatalysts16 Jul 2026US 2026/0199888 A1
- Process for preparing, by hydroformylation, short-chain olefins in the gas phase29 Jan 2026US 2026/0027559 A1Evonik Oxeno GmbH
Most cited
By later US patents
- Homogeneous catalyst formulations for methanol production67US 4,992,480 AAssociated Universities, Inc. · 1991
- Perfluorinated amide salts and their uses as ionic conducting materials61US 6,319,428 B1Centre National De La Recherche Scientifique · 2001
- Process for the purification of terephthalic acid55US 4,605,763 AEastman Kodak Company · 1986
- Process for preparing optically active compounds54US 6,184,381 B2Asahi Kasei Kogyo Kabushiki Kaisha · 2001
- Preparation of zerovalent nickel complexes42US 4,416,825 AE. I. Du Pont de Nemours and Company · 1983