C07D 307/30
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
C07D307/30 (With hetero atoms or with carbon atoms having three bonds to hetero) appears on 1,202 US grants and 872 published applications in this corpus.
Search patents in C07D- Granted patents
- 1,202
- Published applications
- 872
- Assignees
- 566
- Inventors
- 3,013
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 25 | 0 |
| 1978 | 54 | 0 |
| 1979 | 25 | 0 |
| 1980 | 39 | 0 |
| 1981 | 46 | 0 |
| 1982 | 26 | 0 |
| 1983 | 23 | 0 |
| 1984 | 19 | 0 |
| 1985 | 27 | 0 |
| 1986 | 15 | 0 |
| 1987 | 18 | 0 |
| 1988 | 14 | 0 |
| 1989 | 20 | 0 |
| 1990 | 18 | 0 |
| 1991 | 9 | 0 |
| 1992 | 23 | 0 |
| 1993 | 22 | 0 |
| 1994 | 21 | 0 |
| 1995 | 17 | 0 |
| 1996 | 8 | 0 |
| 1997 | 16 | 0 |
| 1998 | 14 | 0 |
| 1999 | 20 | 0 |
| 2000 | 28 | 0 |
| 2001 | 32 | 2 |
| 2002 | 29 | 40 |
| 2003 | 25 | 38 |
| 2004 | 27 | 54 |
| 2005 | 26 | 42 |
| 2006 | 23 | 41 |
| 2007 | 24 | 32 |
| 2008 | 23 | 31 |
| 2009 | 20 | 31 |
| 2010 | 18 | 40 |
| 2011 | 24 | 29 |
| 2012 | 28 | 47 |
| 2013 | 29 | 38 |
| 2014 | 27 | 37 |
| 2015 | 38 | 45 |
| 2016 | 31 | 39 |
| 2017 | 28 | 34 |
| 2018 | 28 | 44 |
| 2019 | 34 | 32 |
| 2020 | 28 | 28 |
| 2021 | 17 | 23 |
| 2022 | 19 | 26 |
| 2023 | 12 | 25 |
| 2024 | 14 | 29 |
| 2025 | 17 | 28 |
| 2026 | 14 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for preparing alkyl-4-oxotetrahydrofuran-2-carboxylate11 Aug 2026US 12,703,690 B2Bayer Aktiengesellschaft
- Lignan derivative, preparation method therefor and use thereof28 Jul 2026US 12,692,283 B2Shanghai Institute of Materia Medica Chinese Academy of Science
- Treprostinil derivatives and compositions and uses thereof2 Jun 2026US 12,643,847 B2Corsair Pharma, Inc.
- Alkyne compound, vitamin D compound, analytical method, and production method19 May 2026US 12,630,505 B2JEOL Ltd.
- Specification of functional cranial placode derivatives from human pluripotent stem cells5 May 2026US 12,618,044 B2Memorial Sloan Kettering Cancer Center
- Novel carboxamide derivatives8 Oct 2026US 2026/0308149 A1Angelini Pharma S.P.A.
- Globodera pallida control agent20 Aug 2026US 2026/0240154 A1National Agriculture and Food Research Organization
- Process for continuous hydrogenation of aqueous levulinic acid to gamma-valerolactone and its tandem conversion to high octane gasoline range hydrocarbons6 Aug 2026US 2026/0225081 A1Eco-Oil Miljobranslen I Sverige AB
- Sulfonium salt, chemically amplified resist composition, and pattern forming process30 Jul 2026US 2026/0219569 A1Shin-Etsu Chemical Co., Ltd.
- Sugarcane derived semi-synthetic cosmetic ingredients, methods of production thereof, and personal care products derived therefrom23 Jul 2026US 2026/0207459 A1Amyris, Inc.
Most cited
By later US patents
- Ligands for metals and improved metal-catalyzed processes based thereon143US 6,307,087 B1Massachusetts Institute of Technology · 2001
- Difluoro antivirals and intermediate therefor135US 4,808,614 AEli Lilly and Company · 1989
- Difluoro antivirals and intermediate therefor120US 4,526,988 AEli Lilly and Company · 1985
- Ligands for metals and improved metal-catalyzed processes based thereon100US 6,395,916 B1Massachusetts Institute of Technology · 2002
- Ligands for metals and improved metal-catalyzed processes based thereon93US 7,223,879 B2Massachusetts Institute of Technology · 2007