F04B 37/10
Pumps having pertinent characteristics not provided for in, or of interest apart
Official title: for special use (for evacuating by absorption or adsorption F04B37/02; for evacuating by thermal means F04B37/06)
F04B37/10 (Pumps having pertinent characteristics not provided for in, or of interest apart) appears on 513 US grants and 663 published applications in this corpus.
Search patents in F04B- Granted patents
- 513
- Published applications
- 663
- Assignees
- 422
- Inventors
- 1,310
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 4 |
| 2003 | 7 | 6 |
| 2004 | 4 | 8 |
| 2005 | 3 | 7 |
| 2006 | 4 | 10 |
| 2007 | 2 | 16 |
| 2008 | 3 | 11 |
| 2009 | 3 | 8 |
| 2010 | 6 | 17 |
| 2011 | 4 | 11 |
| 2012 | 11 | 15 |
| 2013 | 7 | 30 |
| 2014 | 14 | 20 |
| 2015 | 11 | 32 |
| 2016 | 19 | 41 |
| 2017 | 27 | 35 |
| 2018 | 21 | 46 |
| 2019 | 33 | 57 |
| 2020 | 39 | 52 |
| 2021 | 33 | 46 |
| 2022 | 44 | 38 |
| 2023 | 35 | 41 |
| 2024 | 39 | 29 |
| 2025 | 37 | 45 |
| 2026 | 30 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hybrid gettering diffusion pump8 Sep 2026US 12,729,670 B2Helion Energy, Inc.
- Air compressor structure8 Sep 2026US 12,729,671 B2Unik World Industrial Co., Ltd.
- Apparatus and method of pre-preparing a liquid delivery device valve for use8 Sep 2026US 12,729,678 B2Merxin Limited
- NEG-coated permanent magnet8 Sep 2026US 12,731,707 B2Saes Getters S. P. A.
- Vacuum pump and valve system for use with vacuum-retention system11 Aug 2026US 12,703,556 B2Gstc LLC
- Cryopump8 Oct 2026US 2026/0309140 A1Sumitomo Heavy Industries, Ltd.
- Vacuum pump1 Oct 2026US 2026/0299394 A1Pfeiffer Vacuum GmbH
- Portable Air Compressor17 Sep 2026US 2026/0275976 A1The Noco Company
- Fuel compressor20 Aug 2026US 2026/0243241 A1Phinia Delphi Luxembourg Sarl
- Vacuum control system for sap flow optimization, and method of controlling pressure within a conduit network of a sap collection system13 Aug 2026US 2026/0231874 A1Les éQuipements Lapierre Inc.
Most cited
By later US patents
- Valve having opposed curved sealing surfaces on a valve member and a valve seat to facilitate effective sealing160US 10,094,366 B2National Oilwell Varco, L. P. · 2018
- Compression refrigeration machine97US 5,671,607 ASEP Gesellschaft fur technische Studien Entwicklung Planung mbH · 1997
- Source of vacuum and device for maintaining a negative pressure in an enclosure81US 4,287,819 A1981
- Volumetric vacuum control70US 6,256,968 B1Tilia International, Inc. · 2001
- Fluid cylinder block having a stress distributing joint67US 9,188,121 B1Forum US, Inc. · 2015