C07D 307/00
Heterocyclic compounds containing five-membered rings having one oxygen atom as the only
Official title: Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
C07D307/00 (Heterocyclic compounds containing five-membered rings having one oxygen atom as the only) appears on 14,264 US grants and 10,893 published applications in this corpus.
Search patents in C07D- Granted patents
- 14,264
- Published applications
- 10,893
- Assignees
- 3,916
- Inventors
- 29,791
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 333 | 0 |
| 1977 | 312 | 0 |
| 1978 | 510 | 0 |
| 1979 | 281 | 0 |
| 1980 | 358 | 0 |
| 1981 | 433 | 0 |
| 1982 | 264 | 0 |
| 1983 | 213 | 0 |
| 1984 | 208 | 0 |
| 1985 | 236 | 0 |
| 1986 | 192 | 0 |
| 1987 | 173 | 0 |
| 1988 | 162 | 0 |
| 1989 | 206 | 0 |
| 1990 | 232 | 0 |
| 1991 | 180 | 0 |
| 1992 | 203 | 0 |
| 1993 | 230 | 0 |
| 1994 | 195 | 0 |
| 1995 | 214 | 0 |
| 1996 | 197 | 0 |
| 1997 | 265 | 0 |
| 1998 | 238 | 0 |
| 1999 | 241 | 0 |
| 2000 | 241 | 0 |
| 2001 | 273 | 45 |
| 2002 | 333 | 306 |
| 2003 | 300 | 449 |
| 2004 | 253 | 482 |
| 2005 | 205 | 465 |
| 2006 | 257 | 395 |
| 2007 | 227 | 362 |
| 2008 | 257 | 413 |
| 2009 | 257 | 435 |
| 2010 | 266 | 495 |
| 2011 | 279 | 393 |
| 2012 | 304 | 432 |
| 2013 | 343 | 441 |
| 2014 | 402 | 497 |
| 2015 | 430 | 507 |
| 2016 | 422 | 535 |
| 2017 | 402 | 491 |
| 2018 | 375 | 466 |
| 2019 | 399 | 442 |
| 2020 | 358 | 477 |
| 2021 | 351 | 425 |
| 2022 | 292 | 388 |
| 2023 | 290 | 474 |
| 2024 | 233 | 431 |
| 2025 | 262 | 389 |
| 2026 | 177 | 258 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Catalytic and continuous thermochemical process of production of valuable derivatives from organic materials and/or waste6 Oct 2026US 12,753,141 B2Instituto Superior Tecnico
- Aromatic amine derivative, and organic electroluminescent element using same6 Oct 2026US 12,753,145 B2Idemitsu Kosan Co., Ltd.
- Monomer isomerization and polymer fluorination for sustainable depolymerizable polymers6 Oct 2026US 12,753,252 B2The University of Akron
- NAMPT modulators29 Sep 2026US 12,747,203 B2Cytokinetics, Inc.
- Organic molecules for use in light-emitting devices29 Sep 2026US 12,747,210 B2Samsung Display Co., Ltd.
- Bifunctional acidic catalysts and preperation methods of furfural via catalyzing hemicellulose or xylose8 Oct 2026US 2026/0307066 A1Nanjing University
- Uric acid transporter agonist compound, pharmaceutical composition, and preparation method therefor and use thereof8 Oct 2026US 2026/0308136 A1Hangzhou E & J Biopharmaceutical Technology Co., Ltd.
- Novel carboxamide derivatives8 Oct 2026US 2026/0308149 A1Angelini Pharma S.P.A.
- Anthelmintic aza-benzothiophene and aza-benzofuran compounds8 Oct 2026US 2026/0308170 A1Boehringer Ingelheim Vetmedica GmbH
- Organic electroluminescent compound, a plurality of host materials, and organic electroluminescent device comprising the same8 Oct 2026US 2026/0314256 A1
Most cited
By later US patents
- Phenyl heterocycles as cox-2 inhibitors281US 5,474,995 AMerck Frosst Canada, Inc. · 1995
- Fluorescent indicator dyes for calcium ions238US 4,603,209 AThe Regents of the University of California · 1986
- Phenyl heterocycles as cox-2 inhibitors208US 5,550,142 AMerck Frosst Canada, Inc. · 1996
- Phenyl heterocycles as COX-2 inhibitors204US 5,536,752 AMerck Frosst Canada, Inc. · 1996
- Diaryl bicyclic heterocycles as inhibitors of cyclooxygenase-2192US 5,521,213 AMerck Frosst Canada, Inc. · 1996