C07C 39/04
Phenol
C07C39/04 (Phenol) appears on 63 US grants and 56 published applications in this corpus.
Search patents in C07C- Granted patents
- 63
- Published applications
- 56
- Assignees
- 46
- Inventors
- 187
- Latest grant
- 26 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 2 |
| 2004 | 0 | 2 |
| 2005 | 4 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 4 | 4 |
| 2012 | 2 | 0 |
| 2013 | 0 | 7 |
| 2014 | 3 | 0 |
| 2015 | 3 | 4 |
| 2016 | 3 | 1 |
| 2017 | 4 | 4 |
| 2018 | 1 | 3 |
| 2019 | 5 | 7 |
| 2020 | 5 | 5 |
| 2021 | 5 | 6 |
| 2022 | 3 | 2 |
| 2023 | 2 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Purification and extraction of cannabinoids26 Sep 2023US 11,766,628 B2Chemtor, LP
- Methods of isolating phenols from phenol-containing media10 Jan 2023US 11,548,845 B2Wisconsin Alumni Research Foundation
- Compound, semiconductor material, and methods for manufacturing coating and semiconductor using the same20 Sep 2022US 11,450,805 B2Merck Patent GmbH
- Systems and methods for organic isolation of target compounds from source materials6 Sep 2022US 11,433,319 B1Rocky Mountain Extraction Services, LLC
- Heat and oxidation resistant Δ9 tetrahydrocannobinol (THC) and cannabiniol (CBD) compound and method of manufacturing the same26 Jul 2022US 11,396,500 B2
- Preparation of a compound for the treatment of gout or hyperuricemia27 Mar 2025US 2025/0100988 A1Arthrosi Therapeutics, Inc.
- Use of carbon dioxide to improve caustic washing of alkylene oxide / alkenyl benzene monomer streams26 Oct 2023US 2023/0339832 A1Lyondell Chemical Technology, L,P.
- Compounds, compositions, and methods to treat metabolic disease27 Apr 2023US 2023/0129745 A1Board of Supervisors of Louisiana State University and Agricultural and Mechanical College
- Solidification or crystallisation method12 May 2022US 2022/0143186 A1
- Purification and extraction of cannabinoids10 Mar 2022US 2022/0072448 A1Chemtor, LP
Most cited
By later US patents
- Preparation of cumene through alkylation of an aromatic compound and preparation of phenol through cumene33US 5,015,786 AMitsui Petrochemical Industries, Ltd. · 1991
- Phenol preparation process and propylene recovery therefrom33US 5,017,729 AMitsui Petrochemical Industries, Ltd. · 1991
- Methods for making solid solutions from normally immiscible components and for modifying the surface structure of solid materials29US 4,599,462 AUniversity of Utah · 1986
- Process for the alkylation of aromatic compounds20US 6,512,153 B1Enichem S.p.A. · 2003
- Process for producing phenol and methyl ethyl ketone19US 5,298,667 ASumitomo Chemical Company, Limited · 1994