C10G 61/02
Plural serial stages only
Official title: plural serial stages only
C10G61/02 (Plural serial stages only) appears on 127 US grants and 95 published applications in this corpus.
Search patents in C10G- Granted patents
- 127
- Published applications
- 95
- Assignees
- 50
- Inventors
- 321
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 2 | 4 |
| 2013 | 3 | 6 |
| 2014 | 0 | 4 |
| 2015 | 4 | 7 |
| 2016 | 5 | 6 |
| 2017 | 2 | 3 |
| 2018 | 1 | 4 |
| 2019 | 1 | 6 |
| 2020 | 7 | 9 |
| 2021 | 14 | 9 |
| 2022 | 5 | 11 |
| 2023 | 9 | 4 |
| 2024 | 6 | 10 |
| 2025 | 5 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Unit for producing and separating aromatics with recovery of an extract and/or raffinate from a liquid-liquid extraction process28 Jul 2026US 12,692,447 B2Ifp Energies Nouvelles
- Methods of processing, transporting, or both, of hydrogen21 Jul 2026US 12,686,827 B2Saudi Arabian Oil Company
- Methods for processing a hydrocarbon oil feed stream utilizing a delayed coker, steam enhanced catalytic cracker, and an aromatics complex5 Aug 2025US 12,378,485 B2Saudi Arabian Oil Company
- Process for separating cyclic paraffins25 Feb 2025US 12,234,417 B2Uop LLC
- Process of producing high-quality lube base oil by using refined oil fraction of waste lubricant18 Feb 2025US 12,227,705 B2SK Enmove Co., Ltd.
- Carbon Dioxide Hydrogenation to Produce Fuels Using Petroleum Refinery Facilities20 Aug 2026US 2026/0242670 A1Chevron U.S.A.Inc.
- Use of blend of polystyrene with hydrocarbon feedstock for gasoline and chemicals preparation3 Jul 2025US 2025/0215330 A1Chevron U.S.A.Inc.
- Methods of processing, transporting, or both, of hydrogen19 Jun 2025US 2025/0197740 A1Saudi Arabian Oil Company
- Unit for producing and separating aromatics with recovery of an extract and/or raffinate from a liquid-liquid extraction process19 Dec 2024US 2024/0417631 A1Ifp Energies Nouvelles
- Method and system for producing refined hydrocarbons from waste plastics24 Oct 2024US 2024/0352348 A1SK Geo Centric Co., Ltd.
Most cited
By later US patents
- Reforming process for producing high-purity benzene47US 5,401,386 AChevron Research and Technology Company · 1995
- Method for producing aromatic hydrocarbons45US 5,877,368 ASanyo Petrochemical Co., Ltd. · 1999
- Process for removing sulfur from a hydrocarbon feedstream using a sulfur sorbent with alkali metal components or alkaline earth metal components40US 5,059,304 AChevron Research Company · 1991
- Hydroprocessing scheme for production of premium isomerized light gasoline38US 5,576,256 AIntevep, S. A. · 1996
- Catalytic reforming process with sulfur removal36US 4,225,417 AAtlantic Richfield Company · 1980