C12P 17/182
Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the
Official title: {Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the condensed system (alloxazine or isoalloxazine, e.g. riboflavine C12P25/00)}
C12P17/182 (Heterocyclic compounds containing nitrogen atoms as the only ring heteroatoms in the) appears on 351 US grants and 288 published applications in this corpus.
Search patents in C12P- Granted patents
- 351
- Published applications
- 288
- Assignees
- 235
- Inventors
- 1,031
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 8 | 0 |
| 1980 | 9 | 0 |
| 1981 | 12 | 0 |
| 1982 | 9 | 0 |
| 1983 | 15 | 0 |
| 1984 | 10 | 0 |
| 1985 | 12 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 6 | 0 |
| 2002 | 2 | 1 |
| 2003 | 5 | 5 |
| 2004 | 4 | 8 |
| 2005 | 0 | 5 |
| 2006 | 2 | 5 |
| 2007 | 4 | 7 |
| 2008 | 5 | 5 |
| 2009 | 1 | 5 |
| 2010 | 4 | 8 |
| 2011 | 2 | 10 |
| 2012 | 3 | 8 |
| 2013 | 8 | 10 |
| 2014 | 10 | 20 |
| 2015 | 15 | 19 |
| 2016 | 18 | 20 |
| 2017 | 14 | 15 |
| 2018 | 14 | 8 |
| 2019 | 6 | 16 |
| 2020 | 12 | 15 |
| 2021 | 19 | 22 |
| 2022 | 13 | 14 |
| 2023 | 9 | 12 |
| 2024 | 9 | 23 |
| 2025 | 13 | 17 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bioprocess for the simultaneous production of polyhydroxybutyrate and violacein pigment from himalayan bacterium iodobacter sp. PCH 19414 Jul 2026US 12,680,073 B2Council of Scientific and Industrial Research An Indian Registered Body Incorporated Under the Regn. of Soc. Act (Act Xxi of 1860)
- Engineered transaminase biocatalysts and methods for synthesizing chiral amines30 Jun 2026US 12,668,824 B2Codexis, Inc.
- Recombinant olivetolic acid cyclase polypeptides engineered for enhanced biosynthesis of cannabinoids23 Jun 2026US 12,662,666 B2Epimeron USA, Inc.
- Antibacterial tryglysin agents19 May 2026US 12,630,585 B2The Board of Trustees of the University of Illinois
- Production of geranyl diphosphate-derived compounds20 Jan 2026US 12,529,077 B2Københavns Universitet
- Amine synthesis10 Sep 2026US 2026/0265793 A1
- Yeast mutant strain hs-y010 producing high-concentration heme, and method for high heme production using same13 Aug 2026US 2026/0234542 A1Hanwha Solutions Corporation
- Production of Geranyl Diphosphate-Derived Compounds13 Aug 2026US 2026/0234674 A1Københavns Universitet
- Preparation method and application of a chiral amine compound and its salts6 Aug 2026US 2026/0226520 A1Tongli Biomedical Co., Ltd.
- Bioavailabile vitamin b12 in spirulina products16 Jul 2026US 2026/0198543 A1Vaxa Technologies Ltd
Most cited
By later US patents
- Antibiotics121US 3,950,357 AMerck & Co., Inc. · 1976
- Extraction of anti-mutagenic pigments from algae and vegetables113US 4,851,339 A1989
- Novel substance DC 113 and production thereof110US 5,101,038 AKyowa Hakko Kogyo Co., Ltd. · 1992
- Fluorogenic substrates for .beta.-lactamase and methods of use85US 5,741,657 AThe Regents of the University of California · 1998
- Preparation of isoflavones from legumes51US 6,146,668 ANovogen, Inc. · 2000