C07C 9/16
Branched-chain hydrocarbons
C07C9/16 (Branched-chain hydrocarbons) appears on 161 US grants and 82 published applications in this corpus.
Search patents in C07C- Granted patents
- 161
- Published applications
- 82
- Assignees
- 66
- Inventors
- 304
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 6 | 1 |
| 2003 | 2 | 4 |
| 2004 | 2 | 1 |
| 2005 | 1 | 2 |
| 2006 | 2 | 4 |
| 2007 | 0 | 5 |
| 2008 | 5 | 11 |
| 2009 | 2 | 3 |
| 2010 | 2 | 4 |
| 2011 | 2 | 5 |
| 2012 | 3 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 2 |
| 2016 | 3 | 2 |
| 2017 | 2 | 2 |
| 2018 | 0 | 3 |
| 2019 | 6 | 9 |
| 2020 | 7 | 6 |
| 2021 | 2 | 4 |
| 2022 | 4 | 4 |
| 2023 | 1 | 2 |
| 2024 | 2 | 3 |
| 2025 | 3 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Heat integration via heat pump on bottom dividing wall column6 Oct 2026US 12,752,216 B2Sulzer Management AG
- Furan based compositions and methods of making thereof11 Aug 2026US 12,703,689 B2University of Delaware
- Gas-to-liquid reactor and method of using14 Jul 2026US 12,678,761 B2PlasMerica, LLC
- Fuels and methods of making the same28 Oct 2025US 12,454,497 B2Alliance for Sustainable Energy, LLC
- Ionic liquid alkylation of isobutane with ethylene to produce alkylate25 Mar 2025US 12,258,302 B2Chevron U.S.A.Inc.
- Method for the preparation of a volatile mixture of alkanes and a cosmetic composition10 Jul 2025US 2025/0223249 A1Biosynthis
- Neo acids and derivatives thereof27 Feb 2025US 2025/0066315 A1University of Delaware
- Fuels and methods of making the same7 Nov 2024US 2024/0368054 A1Alliance for Sustainable Energy, LLC
- Cracker recycles to value added chemicals24 Oct 2024US 2024/0351964 A1Sabic Global Technologies B.V.
- Ionic liquid alkylation of isobutane with ethylene to produce alkylate4 Jul 2024US 2024/0217897 A1Chevron U.S.A.Inc.
Most cited
By later US patents
- Process for the manufacture of hydrocarbons61US 7,459,597 B2Neste Oil Oyj · 2008
- Manufacture of high octane alkylate52US 6,768,035 B2Chevron U.S.A.Inc. · 2004
- Isobutylene oligomerization using isooctane diluent43US 5,877,372 AARCO Chemical Technology, L. P. · 1999
- Adsorption and isomerization of normal and mono-methyl paraffins42US 4,956,521 AUop LLC · 1990
- Isomerization process with recycle of mono-methyl-branched paraffins and normal paraffins40US 4,804,802 AShell Oil Company · 1989