C07C 65/34
Polycyclic
Official title: polycyclic
C07C65/34 (Polycyclic) appears on 152 US grants and 44 published applications in this corpus.
Search patents in C07C- Granted patents
- 152
- Published applications
- 44
- Assignees
- 64
- Inventors
- 279
- Latest grant
- 15 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 11 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 11 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 2 |
| 2004 | 0 | 2 |
| 2005 | 1 | 5 |
| 2006 | 0 | 4 |
| 2007 | 2 | 2 |
| 2008 | 4 | 4 |
| 2009 | 4 | 3 |
| 2010 | 2 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 2 |
| 2022 | 0 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for oxidizing a 1,1,-bis-(3,4-dimethylphenyl)-alkane to 3,3′,4,4′-benzophenone tetracarboxylic acid15 Aug 2023US 11,724,978 B2Evonik Fibres GmbH
- Compositions of polyhydroxylated benzophenones and methods of treatment of neurodegenerative disorders2 May 2023US 11,639,325 B2Massachusetts Institute of Technology
- Compositions of polyhydroxylated benzophenones and methods of treatment of neurodegenerative disorders23 Nov 2021US 11,180,438 B2Massachusetts Institute of Technology
- Derivatives of sobetirome22 Dec 2020US 10,870,616 B2Oregon Health & Science University
- Derivatives of sobetirome28 Jan 2020US 10,544,075 B2Oregon Health & Science University
- Polymeric (meth)acrylate photoinitiators12 Mar 2026US 2026/0071077 A1Igm Resins Italia S.R.L.
- Novel aromatic molecules13 Nov 2025US 2025/0346549 A2XENIOPRO GmbH
- Novel aromatic molecules13 Mar 2025US 2025/0084023 A2XENIOPRO GmbH
- Derivatives of sobetirome26 Dec 2024US 2024/0425437 A1Oregon Health & Science University
- Novel aromatic molecules2 May 2024US 2024/0140895 A1XENIOPRO GmbH
Most cited
By later US patents
- Organometallic fluorenyl compounds, preparation, and use147US 5,436,305 APhillips Petroleum Company · 1995
- Bicyclic naphthalenic derivatives, a process for preparing the same and human or veterinary medicines and cosmetic compositions containing said derivatives142US 4,826,969 ACentre International de Recherches Dermatologiques (C.I.R.D.) · 1989
- Vinly-substituted bridged metallocenes111US 5,565,592 APhillips Petroleum Company · 1996
- Organometallic fluorenyl compounds and use thereof in an alpha-olefin polymerization process111US 5,571,880 APhillips Petroleum Company · 1996
- Cyclopentadiene type compounds and method for making103US 5,191,132 APhillips Petroleum Company · 1993