C07C 29/88
By treatment giving rise to a chemical modification of at least one
Official title: by treatment giving rise to a chemical modification of at least one compound (chemisorption C07C29/76)
C07C29/88 (By treatment giving rise to a chemical modification of at least one) appears on 303 US grants and 237 published applications in this corpus.
Search patents in C07C- Granted patents
- 303
- Published applications
- 237
- Assignees
- 183
- Inventors
- 762
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 7 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 11 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 0 |
| 2002 | 1 | 2 |
| 2003 | 5 | 8 |
| 2004 | 3 | 11 |
| 2005 | 7 | 6 |
| 2006 | 10 | 2 |
| 2007 | 7 | 8 |
| 2008 | 2 | 4 |
| 2009 | 3 | 4 |
| 2010 | 3 | 8 |
| 2011 | 3 | 13 |
| 2012 | 8 | 16 |
| 2013 | 8 | 19 |
| 2014 | 19 | 15 |
| 2015 | 19 | 14 |
| 2016 | 11 | 16 |
| 2017 | 9 | 13 |
| 2018 | 12 | 6 |
| 2019 | 9 | 7 |
| 2020 | 5 | 6 |
| 2021 | 9 | 11 |
| 2022 | 2 | 8 |
| 2023 | 7 | 14 |
| 2024 | 10 | 14 |
| 2025 | 7 | 10 |
| 2026 | 8 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Removal of sulfate from MEG streams using calcium chloride1 Sep 2026US 12,723,014 B2Cameron International Corporation
- Process for making ethers from ethanol9 Jun 2026US 12,649,886 B2The Trustees of Princeton University
- Method for the preparation of 1,2-propanediol21 Apr 2026US 12,606,507 B2Evonik Operations GmbH
- Bicarbonate removal from monoethylene glycol-water streams3 Feb 2026US 12,540,086 B2Cameron International Corporation
- Method for purifying organic compound and method for producing organic compound3 Feb 2026US 12,540,147 B2Tokuyama Corporation
- Purification technologies12 Feb 2026US 2026/0042723 A1Zymochem, Inc.
- Process device using ipa and method thereof22 Jan 2026US 2026/0022087 A1Shanghai Huali Integrated Circuit Corporation
- Producing Synthetic Fuels from Acid Gas Streams27 Nov 2025US 2025/0361450 A1Saudi Arabian Oil Company
- Purification of an ethylenically unsaturated alcohol stream, preparation of an ethylenically unsaturated aldehyde, in particular prenal, and compounds derived therefrom6 Nov 2025US 2025/0340502 A1BASF SE
- Method of mitigating conversion of volatile terpene species30 Oct 2025US 2025/0333368 A1Givaudan SA
Most cited
By later US patents
- Process for the preparation of ethanol161US 4,395,576 AShell Oil Company · 1983
- Manufacture of alcohols64US 7,700,814 B2ExxonMobil Chemical Patents Inc. · 2010
- Electro-synthesis of alcohols and carboxylic acids from corresponding metal salts53US 5,290,404 AReilly Industries, Inc. · 1994
- Purification of glycerin53US 7,126,032 B1Sunoco, Inc. (R&M) · 2006
- Recovery of 1,1-dihydroheptafluorobutanol from water by distillation49US 4,224,112 APhillips Petroleum Company · 1980