C07C 31/1333
With a three-membered ring
Official title: {with a three-membered ring}
C07C31/1333 (With a three-membered ring) appears on 32 US grants and 21 published applications in this corpus.
Search patents in C07C- Granted patents
- 32
- Published applications
- 21
- Assignees
- 16
- Inventors
- 35
- Latest grant
- 21 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 3 | 3 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- PKC-activating compounds for the treatment of neurodegenerative diseases21 Nov 2023US 11,820,745 B2Synaptogenix, Inc.
- PKC-activating compounds for the treatment of neurodegenerative diseases19 Jul 2022US 11,390,596 B2Synaptogenix, Inc.
- PKC-activating compounds for the treatment of neurodegenerative diseases30 Jun 2020US 10,696,644 B2Cognitive Research Enterprises, Inc.
- PKC-activating compounds for the treatment of neurodegenerative diseases18 Jun 2019US 10,323,011 B2Cognitive Research Enterprises, Inc.
- Perfume systems12 Jun 2018US 9,994,793 B2The Procter & Gamble Company
- Fragrances with cyclopropyl structure23 Oct 2025US 2025/0326984 A1Symrise AG
- Pkc-activating compounds for the treatment of neurodegenerative diseases25 Jan 2024US 2024/0025870 A1Synaptogenix, Inc.
- Pkc-activating compounds for the treatment of neurodegenerative diseases10 Nov 2022US 2022/0356161 A1Synaptogenix, Inc.
- Pkc-activating compounds for the treatment of neurodegenerative diseases22 Oct 2020US 2020/0331875 A1Cognitive Research Enterprises, Inc.
- Pkc-activating compounds for the treatment of neurodegenerative diseases5 Sep 2019US 2019/0270715 A1Cognitive Research Enterprises, Inc.
Most cited
By later US patents
- Perfume systems19US 8,987,187 B2The Procter & Gamble Company · 2015
- Cycloalkyl and cycloalkenyl prostaglandin congeners10US 4,076,947 AAmerican Cyanamid Company · 1978
- 16,16-Spirocycloalkyl prostaglandin derivatives8US 4,028,396 AAmerican Cyanamid Company · 1977
- Pyrazolo[3,4-b]pyridine carboxylic acid esters and their pharmaceutical use8US 4,552,883 AICI Americas Inc. · 1985
- Organic compositions4US 3,948,961 AZoecon Corporation · 1976