C12P 19/32
Having a condensed ring system containing a six-membered ring having two n-atoms
Official title: having a condensed ring system containing a six-membered ring having two N-atoms in the same ring, e.g. purine nucleotides, nicotineamide-adenine dinucleotide
C12P19/32 (Having a condensed ring system containing a six-membered ring having two n-atoms) appears on 204 US grants and 288 published applications in this corpus.
Search patents in C12P- Granted patents
- 204
- Published applications
- 288
- Assignees
- 153
- Inventors
- 779
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 7 |
| 2003 | 3 | 9 |
| 2004 | 3 | 6 |
| 2005 | 2 | 2 |
| 2006 | 3 | 9 |
| 2007 | 7 | 2 |
| 2008 | 4 | 9 |
| 2009 | 2 | 10 |
| 2010 | 8 | 7 |
| 2011 | 4 | 12 |
| 2012 | 9 | 7 |
| 2013 | 3 | 7 |
| 2014 | 8 | 9 |
| 2015 | 8 | 9 |
| 2016 | 4 | 18 |
| 2017 | 9 | 15 |
| 2018 | 4 | 6 |
| 2019 | 10 | 16 |
| 2020 | 8 | 22 |
| 2021 | 13 | 11 |
| 2022 | 12 | 15 |
| 2023 | 9 | 28 |
| 2024 | 11 | 18 |
| 2025 | 11 | 21 |
| 2026 | 5 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Glutamine-hydrolyzing GMP synthase variant and method for producing purine nucleotide by using same1 Sep 2026US 12,723,242 B2Cj Cheiljedang Corporation
- Method for the incorporation of formaldehyde into biomass18 Aug 2026US 12,709,764 B2
- Recombinant organism and method9 Jun 2026US 12,649,911 B2Daesang Corporation
- Synthesis of fluorinated nucleotides24 Feb 2026US 12,559,514 B2Merck Sharp & Dohme Corp.
- Method for efficient catalytic synthesis of PAPS based on constructing ATP regeneration system24 Feb 2026US 12,559,780 B2Jiangnan University
- Novel biosynthesis system for producing 3'-phosphoadenosine-5'-phosphosulfate and application thereof8 Oct 2026US 2026/0308651 A1Jiangnan University
- Novel abc transporter permease variant and method for producing 5’-inosinic acid using same1 Oct 2026US 2026/0297640 A1Daesang Corporation
- Paclitaxel (taxol) biosynthesis pathway24 Sep 2026US 2026/0286406 A1Center of Plant Systems Biology and Biotechnology
- Novel variant of (p)ppgpp synthetase and method for producing 5'-inosinic acid using same17 Sep 2026US 2026/0275305 A1Daesang Corporation
- Ligase and dehydrogenase variants and methods of use23 Jul 2026US 2026/0209740 A1Genomatica, Inc.
Most cited
By later US patents
- Alanine 2,3-Aminomutase112US 7,309,597 B2Cargill, Incorporated · 2007
- Method for ATP extraction29US 5,004,684 ALumac BV · 1991
- Methods and organisms for utilizing synthesis gas or other gaseous carbon sources and methanol25US 7,803,589 B2Genomatica, Inc. · 2010
- Method for the preparation of a yeast extract, said yeast extract, its use as a food flavour, and a food composiiton comprising the yeast extract19US 5,288,509 ALever Brothers Company · 1994
- Process in the purification of biologically active substances18US 4,579,661 APharmacia Corporation · 1986