C07C 2601/02
Systems containing only non-condensed rings: with a three-membered ring
Official title: with a three-membered ring
C07C2601/02 (Systems containing only non-condensed rings: with a three-membered ring) appears on 3,131 US grants and 3,068 published applications in this corpus.
Search patents in C07C- Granted patents
- 3,131
- Published applications
- 3,068
- Assignees
- 1,242
- Inventors
- 9,303
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 7 | 0 |
| 1978 | 11 | 0 |
| 1979 | 9 | 0 |
| 1980 | 27 | 0 |
| 1981 | 20 | 0 |
| 1982 | 8 | 0 |
| 1983 | 8 | 0 |
| 1984 | 13 | 0 |
| 1985 | 10 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 25 | 0 |
| 1991 | 35 | 0 |
| 1992 | 37 | 0 |
| 1993 | 41 | 0 |
| 1994 | 51 | 0 |
| 1995 | 81 | 0 |
| 1996 | 72 | 0 |
| 1997 | 80 | 0 |
| 1998 | 75 | 0 |
| 1999 | 81 | 0 |
| 2000 | 79 | 0 |
| 2001 | 92 | 24 |
| 2002 | 110 | 78 |
| 2003 | 85 | 141 |
| 2004 | 82 | 169 |
| 2005 | 67 | 138 |
| 2006 | 83 | 131 |
| 2007 | 91 | 128 |
| 2008 | 79 | 137 |
| 2009 | 91 | 143 |
| 2010 | 121 | 166 |
| 2011 | 97 | 126 |
| 2012 | 111 | 161 |
| 2013 | 113 | 132 |
| 2014 | 113 | 125 |
| 2015 | 119 | 135 |
| 2016 | 112 | 158 |
| 2017 | 127 | 128 |
| 2018 | 95 | 129 |
| 2019 | 110 | 98 |
| 2020 | 74 | 91 |
| 2021 | 91 | 92 |
| 2022 | 66 | 94 |
| 2023 | 47 | 102 |
| 2024 | 52 | 109 |
| 2025 | 65 | 80 |
| 2026 | 40 | 53 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- NAMPT modulators29 Sep 2026US 12,747,203 B2Cytokinetics, Inc.
- Modulators of programmed death-ligand-122 Sep 2026US 12,741,965 B2Southern Research Institute
- Arylsulfonamides as orexin receptor agonists8 Sep 2026US 12,729,178 B2Research Triangle Institute
- Branched-chain amino acid derivatives to treat disease25 Aug 2026US 12,715,839 B2Intrabio Ltd.
- Ferroptosis inhibitors—diarylamine para-acetamides25 Aug 2026US 12,715,855 B2Sironax Ltd.
- Selective Serotonin Receptor Modulators and Methods of Making and Using the Same8 Oct 2026US 2026/0308110 A1Park City Bio, LLC
- Bicyclic compounds8 Oct 2026US 2026/0308114 A1Vivace Therapeutics, Inc.
- Novel carboxamide derivatives8 Oct 2026US 2026/0308149 A1Angelini Pharma S.P.A.
- Lipid nanoparticle for targeted delivery of therapeutic payloads24 Sep 2026US 2026/0285801 A1Trustees of Tufts College
- Selective Serotonin Receptor Modulators and Methods of Making and Using the Same10 Sep 2026US 2026/0265173 A1Park City Bio, LLC
Most cited
By later US patents
- Diketopiperazine-based delivery systems228US 5,976,569 AEmisphere Technologies, Inc. · 1999
- Oral drug delivery compositions and methods186US 5,792,451 AEmisphere Technologies, Inc. · 1998
- Compounds and compositions for delivering active agents184US 5,643,957 AEmisphere Technologies, Inc. · 1997
- Carbon-substituted diketopiperazine delivery systems183US 6,331,318 B1Emisphere Technologies, Inc. · 2001
- Modified amino acids for drug delivery174US 5,629,020 AEmisphere Technologies, Inc. · 1997