C07F 9/65586
At least one of the hetero rings does not contain nitrogen as
Official title: {at least one of the hetero rings does not contain nitrogen as ring hetero atom}
C07F9/65586 (At least one of the hetero rings does not contain nitrogen as) appears on 648 US grants and 794 published applications in this corpus.
Search patents in C07F- Granted patents
- 648
- Published applications
- 794
- Assignees
- 437
- Inventors
- 2,329
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 10 | 0 |
| 1992 | 13 | 0 |
| 1993 | 9 | 0 |
| 1994 | 13 | 0 |
| 1995 | 11 | 0 |
| 1996 | 6 | 0 |
| 1997 | 25 | 0 |
| 1998 | 15 | 0 |
| 1999 | 10 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 2 |
| 2002 | 11 | 8 |
| 2003 | 6 | 8 |
| 2004 | 1 | 16 |
| 2005 | 9 | 25 |
| 2006 | 10 | 28 |
| 2007 | 13 | 20 |
| 2008 | 16 | 27 |
| 2009 | 11 | 36 |
| 2010 | 11 | 25 |
| 2011 | 15 | 28 |
| 2012 | 26 | 24 |
| 2013 | 31 | 41 |
| 2014 | 37 | 37 |
| 2015 | 32 | 34 |
| 2016 | 19 | 44 |
| 2017 | 29 | 39 |
| 2018 | 30 | 43 |
| 2019 | 28 | 43 |
| 2020 | 31 | 38 |
| 2021 | 28 | 41 |
| 2022 | 27 | 29 |
| 2023 | 14 | 48 |
| 2024 | 20 | 48 |
| 2025 | 24 | 35 |
| 2026 | 14 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Solid supports and phosphoramidite building blocks for oligonucleotide conjugates15 Sep 2026US 12,735,387 B2AM Chemicals LLC
- Immunomodulator8 Sep 2026US 12,729,195 B2Hitgen Inc.
- Fused ring compound as Wee-1 inhibitor16 Jun 2026US 12,655,127 B2Wigen Biomedicine Technology (Shanghai) Co., Ltd.
- Prodrugs of the tyrosine kinase inhibitor for treating cancer26 May 2026US 12,637,441 B2Risen (Suzhou) Pharma Tech Co., Ltd.
- Compounds useful as inhibitors of ALCAT 119 May 2026US 12,630,541 B2Perenna Pharmaceuticals, Inc.
- Substituted pyrimidinedione compounds, compositions, and uses thereof8 Oct 2026US 2026/0308184 A1Lakewood Amedex, Inc.
- Heterocyclic compound and use thereof24 Sep 2026US 2026/0285888 A1Otsuka Pharmaceutical Co., Ltd.
- Antihistaminic compounds, preparation method and use thereof17 Sep 2026US 2026/0272960 A1Hc Synthetic Pharmaceutical Co., Ltd.
- Ligand Compound, Organic Chromium Compound, and Catalyst Compositions Containing the Same3 Sep 2026US 2026/0257213 A1LG Chem.Ltd.
- Inorganic salts of nicotinic acid mononucleotide as anti-aging agents13 Aug 2026US 2026/0234179 A1Jumpstart Fertility Pty Ltd
Most cited
By later US patents
- Alkynylamino-nucleotides340US 5,047,519 AE. I. Du Pont de Nemours and Company · 1991
- Reagents for the preparation of 5'-tagged oligonucleotides242US 5,262,536 AE. I. Du Pont de Nemours and Company · 1993
- Alkynylamino-nucleotides225US 5,151,507 AE. I. Du Pont de Nemours and Company · 1992
- Method, system and reagents for DNA sequencing192US 5,332,666 AE. I. Du Pont de Nemours and Company · 1994
- Fluorescent reagents for the preparation of 5'-tagged oligonucleotides143US 4,997,928 AE. I. Du Pont de Nemours and Company · 1991