C07C 255/02
Of an acyclic and saturated carbon skeleton
Official title: of an acyclic and saturated carbon skeleton
C07C255/02 (Of an acyclic and saturated carbon skeleton) appears on 67 US grants and 84 published applications in this corpus.
Search patents in C07C- Granted patents
- 67
- Published applications
- 84
- Assignees
- 62
- Inventors
- 233
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 4 |
| 2011 | 1 | 4 |
| 2012 | 3 | 1 |
| 2013 | 4 | 3 |
| 2014 | 1 | 2 |
| 2015 | 5 | 7 |
| 2016 | 4 | 1 |
| 2017 | 0 | 2 |
| 2018 | 2 | 6 |
| 2019 | 3 | 3 |
| 2020 | 2 | 7 |
| 2021 | 3 | 8 |
| 2022 | 6 | 11 |
| 2023 | 4 | 3 |
| 2024 | 4 | 3 |
| 2025 | 8 | 9 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Production of dinitriles17 Feb 2026US 12,552,741 B2INV Nylon Chemicals Americas, LLC
- Acetonitrile separation process4 Nov 2025US 12,459,887 B2Ascend Performance Materials Operations LLC
- Electrolyte and electrochemical device9 Sep 2025US 12,412,930 B2Ningde Amperex Technology Limited
- Use of a multidentate phosphite ligand in the catalytic synthesis of adiponitrile17 Jun 2025US 12,331,007 B2Zhejiang Nhu Company Ltd.
- Bis(fluorosulfonyl)imide compound and method for producing same3 Jun 2025US 12,319,571 B2Nippon Shokubai Co., Ltd.
- Catalyst, method for producing catalyst, and method for producing acrylonitrile20 Aug 2026US 2026/0241372 A1Asahi Kasei Kabushiki Kaisha
- Acetonitrile compositions and methods of making the same16 Jul 2026US 2026/0200835 A1Nitto Denko Corporation
- Acetonitrile compositions and methods of making the same23 Apr 2026US 2026/0109666 A1Safion Renewables Inc.
- Electrolyte, secondary battery, and electric device15 Jan 2026US 2026/0018672 A1Contemporary Amperex Technology Co., Limited
- Method for preparing aliphatic nitrile-based compound11 Dec 2025US 2025/0376437 A1Korea Kumho Petrochemical Co., Ltd.
Most cited
By later US patents
- Hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles30US 6,020,516 AE. I. Du Pont de Nemours and Company · 2000
- Adipic acid compositions25US 8,669,393 B2Rennovia Inc. · 2014
- Hydrolyzed nitrilotriacetonitrile compositions, nitrilotriacetonitrile hydrolysis formulations and methods for making and using same24US 7,956,217 B2Clearwater International, LLC · 2011
- Hydrocyanation of diolefins and isomerization of nonconjugated 2-aklyl-3-monoalkenenitriles19US 6,171,997 B2E. I. Du Pont de Nemours and Company · 2001
- Substituted 1,2,3,4-tetrahydrocyclopenta[b]indol-3-yl)acetic acid derivatives useful in the treatment of autoimmune and inflammatory disorders17US 8,580,841 B2Arena Pharmaceuticals, Inc. · 2013