C07C 49/813
Polycyclic
Official title: polycyclic
C07C49/813 (Polycyclic) appears on 322 US grants and 110 published applications in this corpus.
Search patents in C07C- Granted patents
- 322
- Published applications
- 110
- Assignees
- 168
- Inventors
- 652
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 14 | 0 |
| 1978 | 9 | 0 |
| 1979 | 12 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 11 | 0 |
| 1989 | 19 | 0 |
| 1990 | 16 | 0 |
| 1991 | 13 | 0 |
| 1992 | 12 | 0 |
| 1993 | 15 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 16 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 5 |
| 2002 | 10 | 13 |
| 2003 | 8 | 5 |
| 2004 | 3 | 8 |
| 2005 | 4 | 6 |
| 2006 | 4 | 9 |
| 2007 | 3 | 2 |
| 2008 | 5 | 6 |
| 2009 | 5 | 6 |
| 2010 | 5 | 3 |
| 2011 | 1 | 2 |
| 2012 | 3 | 3 |
| 2013 | 4 | 5 |
| 2014 | 2 | 4 |
| 2015 | 6 | 6 |
| 2016 | 4 | 5 |
| 2017 | 3 | 4 |
| 2018 | 5 | 2 |
| 2019 | 1 | 3 |
| 2020 | 4 | 5 |
| 2021 | 2 | 3 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 2 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Iodonium salt initiator and processing-free thermally sensitive plate precursor containing thereof, and processing-free thermally sensitive plate and use thereof27 Jan 2026US 12,533,901 B2Lucky Huaguang Graphics Co., Ltd.
- Production method for fluoromethyl derivative10 Dec 2024US 12,162,854 B2Daikin Industries, Ltd.
- Applications of diphenylpropenone compound in preparing animal feed additive or animal feed22 Oct 2024US 12,121,041 B2
- Process for Friedel-Crafts reaction, and catalyst therefore11 Oct 2022US 11,465,958 B2
- Process for the manufacture of fluorinated benzenes and fluorinated benzophenones, and derivatives thereof18 May 2021US 11,008,273 B2
- Treatment of pharmacoresistant epilepsy12 Jun 2025US 2025/0186408 A1
- Production method for fluoromethyl derivative13 Feb 2025US 2025/0051299 A1Daikin Industries, Ltd.
- Metal Complex, Semiconductor Layer Comprising a Metal Complex and Organic Electronic Device21 Nov 2024US 2024/0383935 A1Novaled GmbH
- Compound, Semiconductor Layer Comprising Compound and Organic Electronic Device14 Nov 2024US 2024/0381760 A1Novaled GmbH
- Iodonium salt initiator and processing-free thermally sensitive plate precursor containing thereof, and processing-free thermally sensitive plate and use thereof19 Oct 2023US 2023/0331017 A1Lucky Huaguang Graphics Co., Ltd.
Most cited
By later US patents
- Stilbene derivatives222US 4,326,055 AHoffmann-La Roche Inc. · 1982
- U.V. Absorbing cosmetic compositions68US 4,489,057 AMerck Patent Gesellschaft mit beschraenkter Haftung · 1984
- Materials for organic electroluminescent devices49US 8,852,756 B2Merck Patent GmbH · 2014
- Optically active liquid crystal mixtures and liquid crystal devices containing them45US 4,149,413 AThe Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and Norther Ireland · 1979
- Certain 2-(substituted benzoyl)-1,3-cyclohexanediones and their use as herbicides45US 4,780,127 AStauffer Chemical Company · 1988