C07C 205/45
The carbon skeleton being further substituted by at least one doubly—bound oxygen
Official title: the carbon skeleton being further substituted by at least one doubly—bound oxygen atom, not being part of a —CHO group
C07C205/45 (The carbon skeleton being further substituted by at least one doubly—bound oxygen) appears on 521 US grants and 168 published applications in this corpus.
Search patents in C07C- Granted patents
- 521
- Published applications
- 168
- Assignees
- 247
- Inventors
- 1,120
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 32 | 0 |
| 1977 | 22 | 0 |
| 1978 | 11 | 0 |
| 1979 | 12 | 0 |
| 1980 | 16 | 0 |
| 1981 | 10 | 0 |
| 1982 | 11 | 0 |
| 1983 | 13 | 0 |
| 1984 | 10 | 0 |
| 1985 | 6 | 0 |
| 1986 | 10 | 0 |
| 1987 | 16 | 0 |
| 1988 | 18 | 0 |
| 1989 | 30 | 0 |
| 1990 | 18 | 0 |
| 1991 | 14 | 0 |
| 1992 | 18 | 0 |
| 1993 | 21 | 0 |
| 1994 | 9 | 0 |
| 1995 | 17 | 0 |
| 1996 | 8 | 0 |
| 1997 | 19 | 0 |
| 1998 | 13 | 0 |
| 1999 | 18 | 0 |
| 2000 | 12 | 0 |
| 2001 | 6 | 2 |
| 2002 | 8 | 6 |
| 2003 | 10 | 17 |
| 2004 | 5 | 13 |
| 2005 | 6 | 8 |
| 2006 | 8 | 10 |
| 2007 | 10 | 10 |
| 2008 | 4 | 12 |
| 2009 | 8 | 12 |
| 2010 | 8 | 11 |
| 2011 | 4 | 10 |
| 2012 | 13 | 7 |
| 2013 | 8 | 6 |
| 2014 | 7 | 7 |
| 2015 | 5 | 2 |
| 2016 | 2 | 7 |
| 2017 | 9 | 6 |
| 2018 | 6 | 3 |
| 2019 | 0 | 2 |
| 2020 | 2 | 2 |
| 2021 | 2 | 5 |
| 2022 | 2 | 2 |
| 2023 | 0 | 1 |
| 2024 | 3 | 4 |
| 2025 | 1 | 3 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Use of small molecule inhibitors to KLF10 for modulation of T regulatory cells and cancer immunotherapy30 Sep 2025US 12,428,410 B2Beth Israel Deaconess Medical Center, Inc.
- Production method for fluoromethyl derivative10 Dec 2024US 12,162,854 B2Daikin Industries, Ltd.
- Inhibition of respiratory complex III by ligands that interact with a regulatory switch21 May 2024US 11,986,442 B2The Regents of the University of California
- Polymerizable absorbers of UV and high energy visible light30 Apr 2024US 11,970,431 B2Johnson & Johnson Vision Care, Inc.
- Process for preparation of 2-Amino-5-hydroxy propiophenone6 Sep 2022US 11,434,196 B2Laurus Labs Limited
- Method for preparing 4-nitro-2-(trifluoromethyl)acetophenone and application thereof13 Feb 2025US 2025/0051260 A1Maxunitech Inc.
- Production method for fluoromethyl derivative13 Feb 2025US 2025/0051299 A1Daikin Industries, Ltd.
- Process for Manufacturing Pibrentasvir Active Drug Substance13 Feb 2025US 2025/0051312 A1AbbVie Inc.
- Pharmacological agents for preventing and treating cataracts and presbyopia eye diseases3 Oct 2024US 2024/0327439 A1Plex Pharmaceuticals, Inc.
- Alkene quinone compounds and methods of use25 Jul 2024US 2024/0245627 A1University of Pittsburgh—Of the Commonwealth System of Higher Education
Most cited
By later US patents
- Immunotherapeutic agents153US 5,929,117 ACelgene Corporation · 1999
- Fluorescent labels for immunoassay105US 4,637,988 AEastman Kodak Company · 1987
- Pharmacologically active compounds, methods for the preparation thereof and compositions containing the same100US 4,963,590 AOrion-yhtyma Oy · 1990
- Methods for the detection and isolation of proteins88US 5,643,722 ATrustees of Boston University · 1997
- Photodefinable polymers containing perfluorocyclobutane groups80US 5,426,164 AThe Dow Chemical Company · 1995