C12P 17/16
Containing two or more hetero rings
Official title: containing two or more hetero rings {(thiamine open chain analogs C12P17/167, i.e. not condensed among themselves or through a common carbocyclic ring system)}
C12P17/16 (Containing two or more hetero rings) appears on 442 US grants and 414 published applications in this corpus.
Search patents in C12P- Granted patents
- 442
- Published applications
- 414
- Assignees
- 277
- Inventors
- 1,360
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 8 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 3 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 12 | 0 |
| 1998 | 11 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 15 | 4 |
| 2002 | 12 | 15 |
| 2003 | 13 | 27 |
| 2004 | 9 | 13 |
| 2005 | 8 | 15 |
| 2006 | 14 | 15 |
| 2007 | 8 | 12 |
| 2008 | 8 | 11 |
| 2009 | 5 | 18 |
| 2010 | 10 | 6 |
| 2011 | 10 | 10 |
| 2012 | 5 | 9 |
| 2013 | 9 | 14 |
| 2014 | 11 | 12 |
| 2015 | 13 | 7 |
| 2016 | 14 | 15 |
| 2017 | 9 | 14 |
| 2018 | 9 | 22 |
| 2019 | 12 | 19 |
| 2020 | 19 | 25 |
| 2021 | 19 | 16 |
| 2022 | 16 | 28 |
| 2023 | 13 | 23 |
| 2024 | 16 | 23 |
| 2025 | 20 | 22 |
| 2026 | 8 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gene combination for expressing and producing terrequinone A in Escherichia coli and use thereof25 Aug 2026US 12,716,069 B2Shanghai Academy of Agricultural Sciences
- Cyclopropane-containing compounds useful as fuel14 Jul 2026US 12,680,114 B2The Regents of the University of California
- Quaternary tryptamines and their therapeutic uses16 Jun 2026US 12,655,102 B2Caamtech, Inc.
- Selection and use of melatonin supporting bacteria to reduce infantile colic2 Jun 2026US 12,642,830 B2Biogaia AB
- Polypeptides capable of converting substrate 3-keto-deoxynivalenol into 3-epi-deoxynivalenol2 Jun 2026US 12,644,103 B2DSM Austria GmbH
- Compositions and methods useful for producing cyclopropane compounds10 Sep 2026US 2026/0265786 A1The Regents of the University of California
- Enzymes and Uses in Biocatalytic Halogenation of N-Heteroaryls Thereof10 Sep 2026US 2026/0265798 A1
- Biosynthesis of cannabinoids from cannabigerolic acid using novel cannabinoid synthases13 Aug 2026US 2026/0234574 A1National University of Singapore
- Biosynthesis of 3-indoxyl phosphate from 3-hydroxyindole using kinases and indigo dyeing method using the same13 Aug 2026US 2026/0234679 A1Seoul National University R&Db Foundation
- Preparation method and application of a chiral amine compound and its salts6 Aug 2026US 2026/0226520 A1Tongli Biomedical Co., Ltd.
Most cited
By later US patents
- Evolution of whole cells and organisms by recursive sequence recombination226US 6,287,862 B1Maxygen, Inc. · 2001
- Recombinant production of novel polyketides221US 5,672,491 ALeland Stanford Junior University · 1997
- Evolution of whole cells and organisms by recursive sequence recombination194US 6,335,198 B12002
- Evolution of whole cells and organisms by recursive sequence recombination190US 6,326,204 B1Maxygen, Inc. · 2001
- Evolution of whole cells and organisms by recursive sequence recombination184US 6,716,631 B1Maxygen, Inc. · 2004