C07D 317/32
With hetero atoms or with carbon atoms having three bonds to hetero
Official title: with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
C07D317/32 (With hetero atoms or with carbon atoms having three bonds to hetero) appears on 743 US grants and 588 published applications in this corpus.
Search patents in C07D- Granted patents
- 743
- Published applications
- 588
- Assignees
- 406
- Inventors
- 1,871
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 15 | 0 |
| 1981 | 18 | 0 |
| 1982 | 17 | 0 |
| 1983 | 11 | 0 |
| 1984 | 16 | 0 |
| 1985 | 12 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 15 | 0 |
| 1990 | 11 | 0 |
| 1991 | 8 | 0 |
| 1992 | 12 | 0 |
| 1993 | 21 | 0 |
| 1994 | 12 | 0 |
| 1995 | 10 | 0 |
| 1996 | 10 | 0 |
| 1997 | 16 | 0 |
| 1998 | 13 | 0 |
| 1999 | 14 | 0 |
| 2000 | 9 | 0 |
| 2001 | 13 | 1 |
| 2002 | 24 | 24 |
| 2003 | 15 | 18 |
| 2004 | 14 | 25 |
| 2005 | 10 | 21 |
| 2006 | 10 | 17 |
| 2007 | 8 | 17 |
| 2008 | 13 | 19 |
| 2009 | 12 | 20 |
| 2010 | 16 | 20 |
| 2011 | 11 | 25 |
| 2012 | 16 | 17 |
| 2013 | 14 | 18 |
| 2014 | 25 | 25 |
| 2015 | 16 | 26 |
| 2016 | 22 | 26 |
| 2017 | 34 | 28 |
| 2018 | 20 | 25 |
| 2019 | 22 | 31 |
| 2020 | 25 | 32 |
| 2021 | 19 | 34 |
| 2022 | 23 | 28 |
| 2023 | 26 | 31 |
| 2024 | 22 | 20 |
| 2025 | 16 | 18 |
| 2026 | 8 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Peroxide stabilizers11 Aug 2026US 12,703,630 B2Diversey, Inc.
- Gas-liquid bubbling bed reactor, reaction system, and process for synthesizing carbonate ester21 Jul 2026US 12,685,982 B2China Petroleum & Chemical Corporation
- Monomers for non-isocyanate polyurethanes23 Jun 2026US 12,662,574 B2Alliance for Energy Innovation, LLC
- Spirocyclic compound containing catalyst for use in catalyzing reaction of epoxide compound and carbon dioxide5 May 2026US 12,616,964 B2Shenzhen Capchem Technology Co., Ltd.
- Method of producing perfluoro(2,4-dimethyl-2-fluoroformyl-1,3-dioxolane)7 Apr 2026US 12,595,241 B2Sagami Chemical Research Institute
- A method and plant for purifying ethylene carbonate8 Oct 2026US 2026/0308137 A1Sulzer Management AG
- A method and plant for purifying ethylene carbonate8 Oct 2026US 2026/0308138 A1Sulzer Management AG
- Biobased polyesters and methods of making and using same24 Sep 2026US 2026/0286044 A1Solugen, Inc.
- Nematicidal compounds, their composition and use thereof13 Aug 2026US 2026/0231945 A1
- Compounds, their composition and their use as nematicides13 Aug 2026US 2026/0234101 A1
Most cited
By later US patents
- Poly(carbonates)176US 4,079,038 AAlza Corporation · 1978
- Batteries, conductive compositions, and conductive films containing organic liquid electrolytes and plasticizers154US 5,731,104 ASRI International · 1998
- Inhibitors and methods of use thereof98US 6,974,801 B2The Trustees of Dartmounth College · 2005
- Cycloalkyl-substituted glutaramide antihypertensive agents88US 4,975,444 APfizer Inc. · 1990
- Benzoyl-substituted phenylalanineamides74US 7,687,435 B2BASF SE · 2010