C07D 207/452
With hydrocarbon radicals, substituted by hetero atoms, directly attached to the ring
Official title: with hydrocarbon radicals, substituted by hetero atoms, directly attached to the ring nitrogen atom
C07D207/452 (With hydrocarbon radicals, substituted by hetero atoms, directly attached to the ring) appears on 496 US grants and 285 published applications in this corpus.
Search patents in C07D- Granted patents
- 496
- Published applications
- 285
- Assignees
- 259
- Inventors
- 1,125
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 14 | 0 |
| 1980 | 11 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 13 | 0 |
| 1985 | 7 | 0 |
| 1986 | 6 | 0 |
| 1987 | 11 | 0 |
| 1988 | 12 | 0 |
| 1989 | 14 | 0 |
| 1990 | 12 | 0 |
| 1991 | 15 | 0 |
| 1992 | 14 | 0 |
| 1993 | 19 | 0 |
| 1994 | 17 | 0 |
| 1995 | 13 | 0 |
| 1996 | 12 | 0 |
| 1997 | 16 | 0 |
| 1998 | 12 | 0 |
| 1999 | 14 | 0 |
| 2000 | 12 | 0 |
| 2001 | 10 | 1 |
| 2002 | 6 | 9 |
| 2003 | 8 | 10 |
| 2004 | 7 | 12 |
| 2005 | 8 | 14 |
| 2006 | 6 | 8 |
| 2007 | 5 | 5 |
| 2008 | 8 | 10 |
| 2009 | 6 | 10 |
| 2010 | 9 | 11 |
| 2011 | 11 | 9 |
| 2012 | 5 | 12 |
| 2013 | 10 | 8 |
| 2014 | 9 | 13 |
| 2015 | 6 | 12 |
| 2016 | 17 | 19 |
| 2017 | 10 | 17 |
| 2018 | 13 | 10 |
| 2019 | 12 | 10 |
| 2020 | 8 | 15 |
| 2021 | 10 | 17 |
| 2022 | 8 | 7 |
| 2023 | 6 | 12 |
| 2024 | 9 | 12 |
| 2025 | 4 | 10 |
| 2026 | 6 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compounds comprising a linker for increasing transcyclooctene stability25 Aug 2026US 12,714,752 B2Tagworks Pharmaceuticals B.V.
- Cosmetic compounds having two linked maleimide groups, cosmetic preparations, and method for treatment of keratin materials4 Aug 2026US 12,697,290 B2Tara Brands Europe S.L.U.
- Provisional fixation material and method for producing electronic component16 Jun 2026US 12,655,334 B2Sekisui Chemical Co., Ltd.
- Cationic lipid, liposome containing cationic lipid, and nucleic-acid pharmaceutical composition containing liposome and formulation and application thereof9 Jun 2026US 12,648,908 B2Xiamen Sinopeg Biotech Co., Ltd.
- Curable resin composition, temporary fixing material, and electronic component manufacturing method5 May 2026US 12,617,944 B2Sekisui Chemical Co., Ltd.
- Method for producing organic lithium salt, composition containing said organic lithium salt, and polymer8 Oct 2026US 2026/0308118 A1Sumitomo Chemical Company, Limited
- Photoswitchable compounds and affinity ligands, and their use for the optical control of affinity matrices10 Sep 2026US 2026/0265179 A1AFC Innovations GmbH
- Self-stabilizing linker conjugates27 Aug 2026US 2026/0248937 A9BeOne Medicines I GmbH
- Amine hydrochloride having maleimide group, and method for producing same6 Aug 2026US 2026/0226004 A1Nof Corporation
- Resist composition, method for forming resist pattern, compound, and polymer compound30 Jul 2026US 2026/0219575 A1Tokyo Ohka Kogyo.Co., Ltd.
Most cited
By later US patents
- Electrochemical sensor containing an enzyme linked to binding molecules bound to a noble metal surface284US 5,834,224 ABoehringer Mannhein GmbH · 1998
- Coupling agents for radiolabeled antibody fragments248US 4,659,839 AMallinckrodt Inc. · 1987
- Acid-cleavable compound, use in protein conjugates and drug delivery systems208US 4,569,789 ADana-Farber Cancer Institute, Inc. · 1986
- Branched hydrazone linkers174US 5,824,805 A1998
- Analogs of calicheamicin gamma1I, method of making and using the same149US 5,264,586 AThe Scripps Research Institute · 1993