C07C 215/86
Being formed by two rings
Official title: being formed by two rings
C07C215/86 (Being formed by two rings) appears on 9 US grants and 10 published applications in this corpus.
Search patents in C07C- Granted patents
- 9
- Published applications
- 10
- Assignees
- 12
- Inventors
- 44
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Ion channel antagonists/blockers and uses thereof7 Jan 2025US 12,187,681 B2Shanghai East Hospital
- Squarylium compound, light-emitting composition, and light-emitting film1 Mar 2022US 11,261,374 B2Konica Minolta, Inc.
- Methods for producing polycyclic aromatic aminophenol compound and resin composition, and polycyclic aromatic aminophenol compound, resin composition, and cured product3 Mar 2020US 10,577,307 B2DIC Corporation
- Acrylic ester compound and manufacturing intermediate thereof, method for manufacturing acrylic ester compound, and latent electrostatic image bearing member, image forming method, image forming apparatus and process cartridge7 Jan 2014US 8,623,577 B2Ricoh Company, Ltd.
- Compositions for dyeing keratin fibers containing para-aminophenols, dyeing process, novel para-aminophenols and process for their preparation6 Jan 2004US 6,673,122 B1L'oreal
- Naphthalene-type compound and preparation method therefore and use therefore18 Dec 2025US 2025/0382258 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Indane bis-o-aminophenols and polymers prepared therefrom12 Jun 2025US 2025/0188015 A1
- Ion Channel Antagonists/Blockers and Uses Thereof19 Jan 2023US 2023/0015875 A1Shanghai East Hospital
- Squarylium compound, light-emitting composition, and light-emitting film26 Aug 2021US 2021/0261858 A1Konica Minolta, Inc.
- Compositions and methods of regulating cancer related disorders and diseases7 Nov 2019US 2019/0337889 A1Onco Therapies LLC
Most cited
By later US patents
- Aminotetralols15US 4,035,512 ATakeda Chemical Industries, Ltd. · 1977
- Compositions for dyeing keratin fibers containing para-aminophenols, dyeing process, and para -aminophenols4US 6,203,580 B1L'oreal · 2001
- Aminophenol compound, method for producing the same and intermediate in synthesizing the same4US 6,313,349 B1Fuji Photo Film Co., Ltd. · 2001
- Compositions for dyeing keratin fibers containing para-aminophenols, dyeing process, novel para-aminophenols and process for their preparation1US 6,673,122 B1L'oreal · 2004