C07C 45/85
By treatment giving rise to a chemical modification
Official title: by treatment giving rise to a chemical modification (by chemisorption C07C45/79)
C07C45/85 (By treatment giving rise to a chemical modification) appears on 182 US grants and 98 published applications in this corpus.
Search patents in C07C- Granted patents
- 182
- Published applications
- 98
- Assignees
- 118
- Inventors
- 491
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 7 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 1 |
| 2002 | 8 | 2 |
| 2003 | 5 | 6 |
| 2004 | 3 | 6 |
| 2005 | 1 | 0 |
| 2006 | 1 | 6 |
| 2007 | 4 | 2 |
| 2008 | 3 | 2 |
| 2009 | 2 | 7 |
| 2010 | 7 | 5 |
| 2011 | 2 | 2 |
| 2012 | 2 | 2 |
| 2013 | 3 | 9 |
| 2014 | 8 | 6 |
| 2015 | 4 | 4 |
| 2016 | 6 | 5 |
| 2017 | 6 | 5 |
| 2018 | 1 | 3 |
| 2019 | 5 | 8 |
| 2020 | 3 | 4 |
| 2021 | 1 | 1 |
| 2022 | 7 | 3 |
| 2023 | 1 | 2 |
| 2024 | 2 | 2 |
| 2025 | 0 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for producing higher alcohols from waste plastic pyrolysis oil and the higher alcohols obtained therefrom26 May 2026US 12,637,397 B2ExxonMobil Chemical Patents Inc.
- Method for the treatment of a composition comprising natural vanillin26 Nov 2024US 12,152,002 B2Specialty Operations France
- Process for making biobased products from sugars22 Oct 2024US 12,122,739 B2Archer Daniels Midland Company
- Integrated kraft pulp mill and thermochemical conversion system5 Dec 2023US 11,834,783 B2Canfor Pulp Ltd.
- Methods of reducing a concentration of formaldehyde in aqueous solutions of sugar carbonyls13 Dec 2022US 11,523,627 B2Kerry Group Services International Limited
- Process and system for preparing electronic-grade isopropanol by hydrogenating acetone21 May 2026US 2026/0138939 A1China Petroleum & Chemical Corporation
- Metal oxygen-containing complex and its use as a pre-oxidant30 Apr 2026US 2026/0116836 A1China Petroleum & Chemical Corporation
- Method for non-catalytic extraction of phenolic aldehydes from lignocellulosic biomass30 Apr 2026US 2026/0116837 A1
- Optimized catalyst processing and recycling in the synthesis of methacrolein12 Jun 2025US 2025/0188009 A1Rohm Co., Ltd.
- Method for producing fluorenone24 Apr 2025US 2025/0129005 A1Mitsubishi Gas Chemical Company, Inc.
Most cited
By later US patents
- Higher aldehyde separation process43US 5,196,596 AUnion Carbide Chemicals & Plastics Technology Corporation · 1993
- Stabilizing composition for chlorine-containing polymer comprising .beta.-diketones30US 5,672,646 ARhone-Poulenc Chimie · 1997
- Process for producing formaldehyde and derivatives thereof21US 4,967,014 AAsahi Kasei Kogyo Kabushiki Kaisha · 1990
- Separation of cyclohexylbenzene-cyclohexanone-phenol-containing mixtures by hydrogenation and distillation19US 4,169,857 APhillips Petroleum Company · 1979
- Process for removing methanol from formaldehyde-containing solutions19US 7,301,055 B2Ticona LLC · 2007