C07C 49/395
Of a five-membered ring
Official title: of a five-membered ring
C07C49/395 (Of a five-membered ring) appears on 35 US grants and 24 published applications in this corpus.
Search patents in C07C- Granted patents
- 35
- Published applications
- 24
- Assignees
- 27
- Inventors
- 82
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 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 | 2 |
| 2004 | 0 | 0 |
| 2005 | 2 | 4 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 3 | 0 |
| 2011 | 2 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Chemical liquid purification method and chemical liquid27 May 2025US 12,311,294 B2FUJIFILM Corporation
- Chemical liquid purification method and chemical liquid16 Apr 2024US 11,958,005 B2FUJIFILM Corporation
- Chemical liquid purification method and chemical liquid8 Nov 2022US 11,491,428 B2FUJIFILM Corporation
- Oxocarbon-, pseudooxocarbon- and radialene compounds and their use24 May 2022US 11,342,504 B2Novaled GmbH
- Oxocarbon-, pseudooxocarbon- and radialene compounds and their use10 Mar 2020US 10,586,926 B2Novaled GmbH
- Organic compounds18 Dec 2025US 2025/0382252 A1Givaudan SA
- Bio-based methyl dihydrojasmonate, bio-based cyclopentanone, process for their preparation and use thereof21 Nov 2024US 2024/0383839 A1Specialty Operations France
- Catalyst for preparing 1,3-cyclopentanediol, method for preparing 1,3-cyclopentanediol by using same, and 1,3-cyclopentanediol prepared thereby31 Oct 2024US 2024/0360059 A1Kolon Industries, Inc.
- Chemical liquid purification method and chemical liquid4 Jul 2024US 2024/0216843 A1FUJIFILM Corporation
- Perfluorinated Allyl Ethers and Perfluorinated Allyl Amines and Methods of Making and Using the Same9 Nov 2023US 2023/0357172 A13M Innovative Properties Company
Most cited
By later US patents
- Branched amides of L-aspartyl-d-amino acid dipeptides70US 4,411,925 APfizer Inc. · 1983
- Branched amides of L-aspartyl-D-amino acid dipeptides57US 4,399,163 APfizer Inc. · 1983
- 1,1-Diaminoalkane derived sweeteners14US 4,571,345 ACumberland Packing Corp. · 1986
- Cyclopentanone derivatives, odoriferous compositions containing them and process of preparation thereof12US 3,981,891 ASociete Anonyme Roure Bertrand Dupont · 1976
- Branched amides of L-aspartyl-D-amino acid dipeptides12US 4,517,379 APfizer Inc. · 1985