C07D 491/18
Bridged systems
C07D491/18 (Bridged systems) appears on 183 US grants and 258 published applications in this corpus.
Search patents in C07D- Granted patents
- 183
- Published applications
- 258
- Assignees
- 198
- Inventors
- 902
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 2 |
| 2004 | 2 | 5 |
| 2005 | 2 | 6 |
| 2006 | 2 | 5 |
| 2007 | 3 | 2 |
| 2008 | 6 | 6 |
| 2009 | 6 | 9 |
| 2010 | 2 | 16 |
| 2011 | 6 | 6 |
| 2012 | 7 | 10 |
| 2013 | 9 | 10 |
| 2014 | 9 | 16 |
| 2015 | 13 | 11 |
| 2016 | 10 | 14 |
| 2017 | 11 | 17 |
| 2018 | 9 | 10 |
| 2019 | 12 | 9 |
| 2020 | 11 | 18 |
| 2021 | 7 | 12 |
| 2022 | 5 | 14 |
| 2023 | 10 | 19 |
| 2024 | 11 | 22 |
| 2025 | 6 | 14 |
| 2026 | 4 | 5 |
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
- Daphnane diterpenoid resistant to prostate cancer and preparation method thereof21 Jul 2026US 12,686,686 B2Sun Yat-Sen University
- Antimalarial agents19 May 2026US 12,629,374 B2Merck Sharp & Dohme Corp.
- Alkaloid-containing compositions and uses thereof21 Apr 2026US 12,606,569 B2Biotelliga Holdings Limited
- Drug delivery and imaging chemical conjugate, formulations and methods of use thereof1 Jul 2025US 12,344,619 B2Nanophagix LLC
- Benzo-fused ring compound inhibitor, and preparation method therefor and use thereof1 Oct 2026US 2026/0297071 A1Jiangsu Hansoh Pharmaceutical Group Co., Ltd.
- Alkaloid-containing compositions and uses thereof30 Jul 2026US 2026/0217728 A1Biotelliga Holdings Limited
- Nlrp3 modulators16 Jul 2026US 2026/0200935 A1Zomagen Biosciences Ltd
- Androgen receptor regulation by small molecule enantiomers16 Apr 2026US 2026/0103470 A1University of Southern California
- Compounds and methods for the treatment of dermal and ocular disorders26 Feb 2026US 2026/0055110 A1Azura Ophthalmics Ltd.
Most cited
By later US patents
- Supports for oligomer synthesis78US 7,202,264 B2Isis Pharmaceuticals, Inc. · 2007
- Water-soluble polymer-based cantharimides as potentially selective anti-tumor agents59US 8,344,007 B2The Hong Kong Polytechnic University · 2013
- Methods of using 8-carboxamido-2,6-methano-3-benzazocines58US 8,642,615 B2Rensselaer Polytechnic Institute · 2014
- Macrocyclic complexes of yttrium, the lanthanides and the actinides having peripheral coupling functionalities46US 5,373,093 A1994
- Macrocyclic derivatives for the treatment of diseases40US 8,680,111 B2Pfizer Inc. · 2014