C12P 17/02
Oxygen as only ring hetero atoms
C12P17/02 (Oxygen as only ring hetero atoms) appears on 1,332 US grants and 1,326 published applications in this corpus.
Search patents in C12P- Granted patents
- 1,332
- Published applications
- 1,326
- Assignees
- 787
- Inventors
- 3,987
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 7 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 15 | 0 |
| 1981 | 14 | 0 |
| 1982 | 16 | 0 |
| 1983 | 15 | 0 |
| 1984 | 13 | 0 |
| 1985 | 8 | 0 |
| 1986 | 11 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 13 | 0 |
| 1990 | 26 | 0 |
| 1991 | 27 | 0 |
| 1992 | 38 | 0 |
| 1993 | 40 | 0 |
| 1994 | 31 | 0 |
| 1995 | 32 | 0 |
| 1996 | 20 | 0 |
| 1997 | 37 | 0 |
| 1998 | 37 | 0 |
| 1999 | 25 | 0 |
| 2000 | 29 | 0 |
| 2001 | 35 | 11 |
| 2002 | 33 | 36 |
| 2003 | 30 | 69 |
| 2004 | 31 | 44 |
| 2005 | 19 | 52 |
| 2006 | 37 | 43 |
| 2007 | 22 | 39 |
| 2008 | 27 | 54 |
| 2009 | 24 | 43 |
| 2010 | 23 | 38 |
| 2011 | 29 | 41 |
| 2012 | 20 | 35 |
| 2013 | 25 | 53 |
| 2014 | 26 | 52 |
| 2015 | 48 | 58 |
| 2016 | 40 | 46 |
| 2017 | 32 | 55 |
| 2018 | 46 | 51 |
| 2019 | 45 | 58 |
| 2020 | 36 | 55 |
| 2021 | 52 | 72 |
| 2022 | 42 | 84 |
| 2023 | 27 | 61 |
| 2024 | 39 | 70 |
| 2025 | 43 | 64 |
| 2026 | 21 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Recombinant host cells with improved production of tetraketide derivatives22 Sep 2026US 12,742,189 B2Iptector Assets Aps
- Method for treating wastewater15 Sep 2026US 12,735,337 B2Mitsubishi Chemical Corporation
- Production of cannabinoids/phytocannabinoids with a plant extract4 Aug 2026US 12,698,516 B2Technische Universität Darmstadt
- Biosynthesis of eriodictyol30 Jun 2026US 12,668,804 B2Conagen Inc.
- Dimeric stilbene production method using callus culture medium of plant16 Jun 2026US 12,655,456 B2Korea Research Institute of Bioscience and Biotechnology
- Process for producing (+)-amberketal8 Oct 2026US 2026/0308648 A1Givaudan SA
- Paclitaxel (taxol) biosynthesis pathway24 Sep 2026US 2026/0286406 A1Center of Plant Systems Biology and Biotechnology
- In vivo method for the production of tulipalin a via itaconic acid24 Sep 2026US 2026/0286407 A1Base SE
- Process for making flavanone derivatives24 Sep 2026US 2026/0286408 A1
- Bioenzyme for catalyzing formation of three-membered or four-membered oxygen heterocyclic structure of taxane molecule, and gene, biomaterial and use thereof10 Sep 2026US 2026/0265706 A1Agricultural Genomics Institute At Shenzhen, Chinese Academy of Agricultural Sciences
Most cited
By later US patents
- Hypocholesteremic fermentation products and process of preparation355US 4,231,938 AMerck & Co., Inc. · 1980
- ML-236B Derivatives and their preparation326US 4,346,227 ASankyo Company, Limited · 1982
- Recombinant production of novel polyketides221US 5,672,491 ALeland Stanford Junior University · 1997
- Physiologically active substances207US 3,983,140 ASankyo Company, Limited · 1976
- Preparation of microbial polyunsaturated fatty acid containing oil from pasteurized biomass163US 6,441,208 B2Dsm N. V. · 2002