C10G 65/043
At least one step being a change in the structural skeleton
Official title: {at least one step being a change in the structural skeleton}
C10G65/043 (At least one step being a change in the structural skeleton) appears on 430 US grants and 428 published applications in this corpus.
Search patents in C10G- Granted patents
- 430
- Published applications
- 428
- Assignees
- 108
- Inventors
- 856
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 13 | 0 |
| 1991 | 7 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 3 |
| 2002 | 7 | 5 |
| 2003 | 8 | 10 |
| 2004 | 8 | 28 |
| 2005 | 5 | 11 |
| 2006 | 7 | 8 |
| 2007 | 11 | 6 |
| 2008 | 7 | 6 |
| 2009 | 8 | 16 |
| 2010 | 4 | 13 |
| 2011 | 6 | 25 |
| 2012 | 7 | 18 |
| 2013 | 12 | 28 |
| 2014 | 27 | 18 |
| 2015 | 26 | 38 |
| 2016 | 25 | 14 |
| 2017 | 25 | 23 |
| 2018 | 22 | 17 |
| 2019 | 18 | 16 |
| 2020 | 23 | 19 |
| 2021 | 14 | 14 |
| 2022 | 14 | 18 |
| 2023 | 10 | 25 |
| 2024 | 12 | 20 |
| 2025 | 18 | 19 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Hydro-dealkylation process to generate high quality fuels, base stocks and waxes7 Jul 2026US 12,674,104 B2ExxonMobil Technology and Engineering Company
- Method of producing lube base oil and lube base oil produced thereby21 Apr 2026US 12,606,755 B2SK Enmove Co., Ltd.
- Process and system for base oil production24 Mar 2026US 12,584,072 B2Chevron U.S.A.Inc.
- Method for producing high quality base oils using two stage hydrofinishing17 Mar 2026US 12,577,478 B2Chevron U.S.A.Inc.
- Process for the one-step hydrotreatment and hydroisomerization of plant oils using at least one sulfide catalyst with an isomerizing zeolite1 Oct 2026US 2026/0297441 A1Ifp Energies Nouvelles
- Methods for producing api group 111, technical white oil from rubber derived pyrolysis oil24 Sep 2026US 2026/0286237 A1
- Converting Biomass To Diesel20 Aug 2026US 2026/0242669 A1Abundia Biomass-To-Liquids Limited
- Catalyst composition with redox-active support for simultaneous oxygen and nitrogen removal30 Jul 2026US 2026/0216708 A1Neste Oyj
- Process for hydroprocessing a sustainable feedstock with reduced heavies production14 May 2026US 2026/0132342 A1Uop LLC
Most cited
By later US patents
- Process for the hydroisomerization of Fischer-Tropsch wax to produce lubricating oil (OP-3403)195US 4,943,672 AExxon Research & Engineering Co. · 1990
- Premium wear resistant lubricant152US 6,165,949 AExxon Research & Engineering Co. · 2000
- Integrated system and method for producing fuel composition from biomass124US 7,888,540 B2General Electric Company · 2011
- Method for conversion of waste plastics to lube oil115US 6,150,577 AChevron U.S.A.Inc. · 2000
- Process for converting waste plastic into lubricating oils109US 6,822,126 B2Chevron U.S.A.Inc. · 2004