C07C 275/02
Salts
Official title: Salts; Complexes; Addition compounds
C07C275/02 (Salts) appears on 32 US grants and 41 published applications in this corpus.
Search patents in C07C- Granted patents
- 32
- Published applications
- 41
- Assignees
- 29
- Inventors
- 107
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 3 | 1 |
| 2017 | 2 | 3 |
| 2018 | 3 | 4 |
| 2019 | 2 | 4 |
| 2020 | 3 | 4 |
| 2021 | 4 | 7 |
| 2022 | 1 | 0 |
| 2023 | 1 | 3 |
| 2024 | 1 | 2 |
| 2025 | 2 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cocrystals of pterostilbene and compositions comprising them7 Apr 2026US 12,595,220 B2Center for Intelligent Research In Crystal Engineering, S.L.
- Processes for the preparation of multicomponent crystalline forms of active pharmaceutical ingredients using solvent vapour24 Mar 2026US 12,583,860 B2Apotex Inc.
- Cocrystals of (1R,3S)-3-(5-cyano-4-phenyl-1,3-thiazol-2-ylcarbamoyl)cyclopentane carboxylic acid12 Aug 2025US 12,384,754 B2Palobiofarma, S.L.
- Integrated production of urea for Diesel Exhaust Fluid and urea ammonium nitrate28 Jan 2025US 12,209,061 B2Stamicarbon B. V.
- Method and reactor for producing urea ammonium sulphate28 May 2024US 11,993,557 B2Yara International Asa
- Method for prilling urea and urea prilling apparatus30 Jul 2026US 2026/0216676 A1Toyo Engineering Corporation
- Duplex stainless steels and uses thereof9 Jul 2026US 2026/0193759 A1Saipem S.P.A.
- Urea-solution efflorescence dissolving additive and its manufacturing method14 May 2026US 2026/0132102 A1
- Solid forms of fasoracetam15 Jan 2026US 2026/0015336 A1The Children’s Hospital of Philadelphia
- Integrated production of urea for diesel exhaust fluid and urea ammonium nitrate24 Jul 2025US 2025/0236587 A1Stamicarbon B. V.
Most cited
By later US patents
- Ionic liquids and their use as solvents25US 7,183,433 B2Scionix Limited · 2007
- Clathrates of an organosilane quaternary ammonium compound and urea and methods of use10US 7,589,054 B2Resource Development L.L.C. · 2009
- Urea gypsum addition product and method9US 3,976,467 A1976
- Carbamide adducts of polymetalophosphamate5US 3,945,987 A1976
- Ionic liquids5US 9,284,264 B2University of Leicester · 2016