B01J 2203/00
Processes utilising sub- or super atmospheric pressure
B01J2203/00 (Processes utilising sub- or super atmospheric pressure) appears on 537 US grants and 404 published applications in this corpus.
Search patents in B01J- Granted patents
- 537
- Published applications
- 404
- Assignees
- 176
- Inventors
- 838
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 8 | 0 |
| 1978 | 16 | 0 |
| 1979 | 13 | 0 |
| 1980 | 10 | 0 |
| 1981 | 15 | 0 |
| 1982 | 6 | 0 |
| 1983 | 12 | 0 |
| 1984 | 9 | 0 |
| 1985 | 11 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 16 | 0 |
| 1990 | 12 | 0 |
| 1991 | 10 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 12 | 0 |
| 1995 | 6 | 0 |
| 1996 | 13 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 10 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 4 |
| 2002 | 5 | 4 |
| 2003 | 4 | 12 |
| 2004 | 5 | 12 |
| 2005 | 6 | 12 |
| 2006 | 8 | 15 |
| 2007 | 10 | 13 |
| 2008 | 7 | 11 |
| 2009 | 8 | 19 |
| 2010 | 3 | 26 |
| 2011 | 15 | 27 |
| 2012 | 15 | 29 |
| 2013 | 22 | 28 |
| 2014 | 17 | 22 |
| 2015 | 34 | 31 |
| 2016 | 25 | 10 |
| 2017 | 14 | 14 |
| 2018 | 18 | 17 |
| 2019 | 25 | 19 |
| 2020 | 7 | 16 |
| 2021 | 9 | 17 |
| 2022 | 8 | 11 |
| 2023 | 12 | 12 |
| 2024 | 10 | 10 |
| 2025 | 6 | 6 |
| 2026 | 5 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Molecularly doped nanodiamond1 Sep 2026US 12,722,132 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Heat treatment of nanodiamond particles with controlled powder layer depth28 Jul 2026US 12,692,437 B2Schlumberger Technology Corporation
- Synthetic single crystal diamond and method for manufacturing same21 Apr 2026US 12,606,931 B2Sumitomo Electric Industries, Ltd.
- Single-crystal diamond, method of manufacturing the same, and method of manufacturing single-crystal diamond plate10 Mar 2026US 12,571,126 B2Sumitomo Electric Industries, Ltd.
- Process for producing hydrogen and graphitic carbon from hydrocarbons17 Feb 2026US 12,552,666 B2Hazer Group Ltd.
- Process for base-catalyzed reaction of silicones with hydrothermal or supercritical water1 Oct 2026US 2026/0295547 A1Wacker Chemie AG
- Enhanced Bubble Implosion Reactor27 Aug 2026US 2026/0253752 A1TMRJ Research LLC
- Luminescent diamond and method of making the same11 Jun 2026US 2026/0158460 A1Schlumberger Technology Corporation
- Luminescent diamond and method of making the same28 May 2026US 2026/0145151 A1Schlumberger Technology Corporation
- Process for producing hydrogen and graphitic carbon from hydrocarbons28 May 2026US 2026/0145934 A1Hazer Group Ltd.
Most cited
By later US patents
- Process for converting a metal carbide to carbon by etching in halogens566US 6,579,833 B1The Board of Trustees of the University of Illinois · 2003
- Composite polycrystalline diamond compact502US 4,604,106 ASmith International, Inc. · 1986
- Temperature resistant abrasive compact and method for making same436US 4,224,380 AGeneral Electric Company · 1980
- Compact of boron-doped diamond and method for making same385US 4,268,276 AGeneral Electric Company · 1981
- Rock bit with diamond tip inserts349US 4,694,918 ASmith International, Inc. · 1987