C10G 59/02
Plural serial stages only
Official title: plural serial stages only
C10G59/02 (Plural serial stages only) appears on 210 US grants and 109 published applications in this corpus.
Search patents in C10G- Granted patents
- 210
- Published applications
- 109
- Assignees
- 65
- Inventors
- 409
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 11 | 0 |
| 1978 | 6 | 0 |
| 1979 | 6 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 11 | 0 |
| 1994 | 10 | 0 |
| 1995 | 8 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 0 |
| 2003 | 1 | 4 |
| 2004 | 1 | 1 |
| 2005 | 0 | 5 |
| 2006 | 1 | 1 |
| 2007 | 3 | 0 |
| 2008 | 2 | 5 |
| 2009 | 2 | 5 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 6 |
| 2013 | 2 | 8 |
| 2014 | 5 | 6 |
| 2015 | 8 | 6 |
| 2016 | 1 | 7 |
| 2017 | 8 | 5 |
| 2018 | 5 | 4 |
| 2019 | 5 | 9 |
| 2020 | 6 | 8 |
| 2021 | 12 | 6 |
| 2022 | 4 | 4 |
| 2023 | 5 | 6 |
| 2024 | 2 | 2 |
| 2025 | 4 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing light aromatic hydrocarbons6 Jan 2026US 12,516,255 B2China Petroleum & Chemical Corporation
- Natural gas liquids upgrading process: two-step catalytic process for alkane dehydrogenation and oligomerization19 Aug 2025US 12,391,891 B2Purdue Research Foundation
- Method of producing hydrocarbon mixtures rich in aromatics6 May 2025US 12,291,681 B2Institute of Technology Petronas Sdn Bhd
- Use of high halide-containing catalyst in front reactors to extend the life and selectivity of reforming catalyst29 Apr 2025US 12,286,595 B2Chevron Philips Chemical Company LP
- Processes for changing catalytic activity in a radial flow reforming reactor, and a radial flow reforming reactor with a modified catalytic activity25 Mar 2025US 12,257,575 B2Uop LLC
- Integrated hsfcc processes for producing chemical intermediates from crude oil29 Jan 2026US 2026/0028536 A1Ifp Energies Nouvelles
- Nitrogen removal from reformer feedstock comprising recycled content29 Jan 2026US 2026/0028537 A1Eastman Chemical Company
- Optimized reactor centerpipe25 Sep 2025US 2025/0297174 A1Uop LLC
- Use of high halide-containing catalyst in front reactors to extend the life and selectivity of reforming catalyst7 Aug 2025US 2025/0250491 A1Chevron Phillips Chemical Company LP
- Method for producing light aromatic hydrocarbons14 Nov 2024US 2024/0376390 A1China Petroleum & Chemical Corporation
Most cited
By later US patents
- Production of alkyl aromatic hydrocarbons128US 3,948,758 AMobil Oil Corporation · 1976
- Hydrotreating catalyst composition and processes therefor and therewith70US 5,905,051 A1999
- Sulfur removal system for protection of reforming catalyst69US 4,741,819 AChevron Research Company · 1988
- Continuous catalytic reforming process with dual zones67US 5,935,415 AUop LLC · 1999
- Hydrocarbon conversion61US 3,992,466 AMobil Oil Corporation · 1976