C12P 15/00
Preparation of compounds containing at least three condensed carbocyclic rings
Official title: Preparation of compounds containing at least three condensed carbocyclic rings {(gibbanes C12P27/00; naphthacenes C12P29/00)}
C12P15/00 (Preparation of compounds containing at least three condensed carbocyclic rings) appears on 164 US grants and 183 published applications in this corpus.
Search patents in C12P- Granted patents
- 164
- Published applications
- 183
- Assignees
- 105
- Inventors
- 459
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 2 |
| 2003 | 2 | 3 |
| 2004 | 0 | 1 |
| 2005 | 2 | 4 |
| 2006 | 3 | 5 |
| 2007 | 1 | 2 |
| 2008 | 0 | 3 |
| 2009 | 2 | 2 |
| 2010 | 2 | 4 |
| 2011 | 4 | 8 |
| 2012 | 2 | 9 |
| 2013 | 5 | 9 |
| 2014 | 3 | 4 |
| 2015 | 7 | 14 |
| 2016 | 9 | 14 |
| 2017 | 10 | 13 |
| 2018 | 14 | 12 |
| 2019 | 10 | 14 |
| 2020 | 8 | 10 |
| 2021 | 8 | 10 |
| 2022 | 8 | 9 |
| 2023 | 10 | 7 |
| 2024 | 2 | 12 |
| 2025 | 7 | 6 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for production of novel diterpene scaffolds9 Jun 2026US 12,649,935 B2Board of Trustees of Michigan State University
- Method for producing a composition comprising a 3-O-p-coumaroyl ester of tormentic acid from a plant cell culture, applications thereof as antiparasitic agent for the treatment of trypanosomiasis21 Apr 2026US 12,605,351 B2Luxembourg Institute of Science and Technology
- Use of terpenoids in the treatment or prevention of fibrotic diseases24 Mar 2026US 12,582,689 B2Arjil Biotech Holding Company Limited
- Beta-glycosidase SS-BGL mutant for modifying ginsenoside and application thereof6 Jan 2026US 12,516,305 B2
- Semisynthetic process for the preparation of colchicine11 Nov 2025US 12,467,070 B2Indena S. P. A.
- Transaminase Mutant and Method for Preparing Chiral Amine Compound10 Sep 2026US 2026/0265711 A1Asymchem Life Science (Tianjin) Co., Ltd
- Compound targeting il-23a and tnf-alpha and uses thereof27 Aug 2026US 2026/0250375 A1Boehringer Ingelheim International GmbH
- Recombinant production of zizaene and other sesquiterpenes formed by conversion of the bisabolyl cation30 Jul 2026US 2026/0218245 A1Isobionics B.V.
- Methods for production of novel diterpene scaffolds16 Jul 2026US 2026/0201425 A1Board of Trustees of Michigan State University
- Bioenzyme for catalyzing hydroxylation of c9 position in taxane compound, and nucleic acid molecule, biological material and use thereof4 Jun 2026US 2026/0152770 A1Agricultural Genomics Institute At Shenzhen, Chinese Academy of Agricultural S
Most cited
By later US patents
- Regulated apoptosis125US 5,834,266 APresident and Fellows of Harvard College · 1998
- Regulated transcription of targeted genes and other biological events125US 5,869,337 ABoard of Trustees of Leland S. Stanford, Jr. University · 1999
- Regulated transcription of targeted genes and other biological events109US 5,830,462 ABoard of Trustees of Leland S. Stanford, Jr. University · 1998
- Regulated transcription of targeted genes and other biological events101US 5,871,753 APresident and Fellows of Harvard College · 1999
- Regulated transcription of targeted genes and other biological events82US 6,165,787 APresident and Fellows of Harvard College · 2000