B01J 37/22
Halogenating
B01J37/22 (Halogenating) appears on 493 US grants and 339 published applications in this corpus.
Search patents in B01J- Granted patents
- 493
- Published applications
- 339
- Assignees
- 191
- Inventors
- 937
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 52 | 0 |
| 1977 | 26 | 0 |
| 1978 | 23 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 11 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 7 | 0 |
| 2000 | 11 | 0 |
| 2001 | 11 | 6 |
| 2002 | 7 | 6 |
| 2003 | 8 | 6 |
| 2004 | 6 | 10 |
| 2005 | 8 | 9 |
| 2006 | 7 | 14 |
| 2007 | 9 | 23 |
| 2008 | 3 | 5 |
| 2009 | 7 | 15 |
| 2010 | 10 | 19 |
| 2011 | 9 | 16 |
| 2012 | 15 | 16 |
| 2013 | 10 | 12 |
| 2014 | 14 | 20 |
| 2015 | 11 | 20 |
| 2016 | 18 | 17 |
| 2017 | 20 | 27 |
| 2018 | 21 | 14 |
| 2019 | 12 | 12 |
| 2020 | 14 | 13 |
| 2021 | 13 | 15 |
| 2022 | 14 | 17 |
| 2023 | 14 | 8 |
| 2024 | 10 | 8 |
| 2025 | 5 | 7 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Modified zeolite catalyst compositions and methods of use23 Jun 2026US 12,661,643 B2W. R. Grace & Co.-Conn.
- Catalyst and process using the catalyst2 Jun 2026US 12,643,844 B2Mexichem Amanco Holdings S.A. De C.V.
- Method for improving stability of catalyst in recycling HFC-2324 Feb 2026US 12,558,681 B2Sinochem Lantian Co., Ltd.
- Adsorbent, its preparation and use3 Feb 2026US 12,539,502 B2City University of Hong Kong
- Compositions and methods for an integrated 2,3,3,3-tetrafluoropropene manufacturing process30 Dec 2025US 12,509,410 B2The Chemours Company Fc, LLC
- Supported palladium catalyst, and preparation and use thereof13 Aug 2026US 2026/0233207 A1China Petroleum & Chemical Corporation
- Modified Zeolite Catalyst Compositions and Methods of Use2 Jul 2026US 2026/0183760 A1W. R. Grace & Co.-Conn.
- Method of producing fluoroolefin19 Feb 2026US 2026/0049047 A1AGC Inc.
- Azeotrope or azeotrope-like compositions of 1,1,2,2,3-pentachloropropane and hydrogen fluoride (hf) and methods for producing trifluorochloropropenes12 Feb 2026US 2026/0042720 A1Honeywell International Inc.
- Method16 Oct 2025US 2025/0319455 A1Mexichem Fluor S.A. De C.V.
Most cited
By later US patents
- Process for converting a metal carbide to carbon by etching in halogens566US 6,579,833 B1The Board of Trustees of the University of Illinois · 2003
- Methods for producing fluorided-chlorided silica-coated alumina activator-supports and catalyst systems containing the same146US 9,023,959 B2Chevron Phillips Chemical Company LP · 2015
- Catalyst composition for the preparation of 3,3,3-trifluoropropene106US 4,465,786 AGeneral Electric Company · 1984
- Catalyst composition and process for its preparation103US 4,798,818 ADow Corning Corporation · 1989
- Reforming using a bound halided zeolite catalyst63US 6,190,539 B1Chevron Chemical Company · 2001