C07C 2602/42
The bicyclo ring system containing seven carbon atoms
Official title: the bicyclo ring system containing seven carbon atoms
C07C2602/42 (The bicyclo ring system containing seven carbon atoms) appears on 1,067 US grants and 928 published applications in this corpus.
Search patents in C07C- Granted patents
- 1,067
- Published applications
- 928
- Assignees
- 548
- Inventors
- 3,048
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 5 | 0 |
| 1978 | 27 | 0 |
| 1979 | 19 | 0 |
| 1980 | 9 | 0 |
| 1981 | 11 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 7 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 9 | 0 |
| 1990 | 9 | 0 |
| 1991 | 14 | 0 |
| 1992 | 20 | 0 |
| 1993 | 15 | 0 |
| 1994 | 18 | 0 |
| 1995 | 21 | 0 |
| 1996 | 30 | 0 |
| 1997 | 18 | 0 |
| 1998 | 19 | 0 |
| 1999 | 12 | 0 |
| 2000 | 20 | 0 |
| 2001 | 31 | 2 |
| 2002 | 34 | 39 |
| 2003 | 33 | 28 |
| 2004 | 17 | 44 |
| 2005 | 24 | 45 |
| 2006 | 26 | 37 |
| 2007 | 23 | 27 |
| 2008 | 16 | 32 |
| 2009 | 27 | 49 |
| 2010 | 28 | 48 |
| 2011 | 37 | 43 |
| 2012 | 35 | 44 |
| 2013 | 38 | 44 |
| 2014 | 37 | 39 |
| 2015 | 49 | 49 |
| 2016 | 54 | 43 |
| 2017 | 34 | 30 |
| 2018 | 30 | 31 |
| 2019 | 35 | 33 |
| 2020 | 26 | 23 |
| 2021 | 15 | 33 |
| 2022 | 20 | 27 |
| 2023 | 19 | 33 |
| 2024 | 23 | 44 |
| 2025 | 23 | 32 |
| 2026 | 11 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Formamide monomers and polymers synthesized therefrom22 Sep 2026US 12,741,928 B2Wisconsin Alumni Research Foundation
- RXFP1 agonists18 Aug 2026US 12,709,594 B2Bristol-Myers Squibb Company
- Onium salt, resist composition, and patterning process4 Aug 2026US 12,699,318 B2Shin-Etsu Chemical Co., Ltd.
- Light-emitting device and electronic apparatus including the same14 Jul 2026US 12,685,012 B2Samsung Display Co., Ltd.
- Distillation of polyisocyanates19 May 2026US 12,630,662 B2Covestro Deutschland AG
- Novel carboxamide derivatives8 Oct 2026US 2026/0308149 A1Angelini Pharma S.P.A.
- Organic Photoredox Catalysts, Compositions, and Conversion Processes24 Sep 2026US 2026/0284647 A1Colorado State University Research Foundation
- Compound, Light-Emitting Device, Light-Emitting Apparatus, Electronic Device, and Lighting Device27 Aug 2026US 2026/0250571 A1Semiconductor Energy Laboratory Co.Ltd.
- Solid forms of rxfp1 modulators20 Aug 2026US 2026/0240798 A1AstraZeneca AB
- Cationic Polymers And Methods Of Making Same, And Uses Thereof13 Aug 2026US 2026/0233214 A1Carnegie Mellon University
Most cited
By later US patents
- Photoresist monomers having stability to post exposure delay, polymers thereof and photoresist compositions containing the same470US 6,455,225 B1Hyundai Electronics Industries Co., Ltd. · 2002
- Substituted semicarbazides and the use thereof155US 6,281,211 B1Euro-Celtique S. A. · 2001
- Ester compounds, polymers, resist compositions and patterning process132US 6,312,867 B1Shin-Etsu Chemical Co., Ltd. · 2001
- Acid-decomposable ester compound suitable for use in resist material109US 6,448,420 B1Shin-Etsu Chemical Co., Ltd. · 2002
- Oxime derivatives and the use thereof as latent acids99US 6,261,738 B1Ciba Specialty Chemicals Corporation · 2001