Y10S 55/00
Gas separation
Y10S55/00 (Gas separation) appears on 5,373 US grants and 2,286 published applications in this corpus.
Search patents in Y10S- Granted patents
- 5,373
- Published applications
- 2,286
- Assignees
- 1,909
- Inventors
- 7,506
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 93 | 0 |
| 1977 | 93 | 0 |
| 1978 | 110 | 0 |
| 1979 | 80 | 0 |
| 1980 | 76 | 0 |
| 1981 | 123 | 0 |
| 1982 | 106 | 0 |
| 1983 | 79 | 0 |
| 1984 | 95 | 0 |
| 1985 | 113 | 0 |
| 1986 | 81 | 0 |
| 1987 | 107 | 0 |
| 1988 | 80 | 0 |
| 1989 | 91 | 0 |
| 1990 | 93 | 0 |
| 1991 | 96 | 0 |
| 1992 | 122 | 0 |
| 1993 | 127 | 0 |
| 1994 | 87 | 0 |
| 1995 | 109 | 0 |
| 1996 | 110 | 0 |
| 1997 | 142 | 0 |
| 1998 | 171 | 0 |
| 1999 | 150 | 0 |
| 2000 | 154 | 0 |
| 2001 | 171 | 59 |
| 2002 | 200 | 187 |
| 2003 | 222 | 224 |
| 2004 | 224 | 281 |
| 2005 | 174 | 245 |
| 2006 | 190 | 221 |
| 2007 | 181 | 235 |
| 2008 | 201 | 180 |
| 2009 | 227 | 211 |
| 2010 | 244 | 138 |
| 2011 | 246 | 50 |
| 2012 | 159 | 64 |
| 2013 | 32 | 35 |
| 2014 | 53 | 42 |
| 2015 | 61 | 24 |
| 2016 | 14 | 14 |
| 2017 | 14 | 10 |
| 2018 | 8 | 9 |
| 2019 | 12 | 12 |
| 2020 | 13 | 15 |
| 2021 | 11 | 9 |
| 2022 | 5 | 8 |
| 2023 | 10 | 5 |
| 2024 | 6 | 4 |
| 2025 | 4 | 0 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- Y10S 55/30Exhaust treatment1,156
- Y10S 55/03Vacuum cleaner809
- Y10S 55/05Methods of making filter792
- Y10S 55/31Filter frame386
- Y10S 55/10Residue burned314
- Y10S 55/36Kitchen hoods292
- Y10S 55/46Spray booths252
- Y10S 55/17Compressed air water removal243
All 40 subgroupsShow fewer
- Y10S 55/28Carburetor attached209
- Y10S 55/39Electrets separator205
- Y10S 55/34Indicator and controllers194
- Y10S 55/35Respirators and register filters190
- Y10S 55/02Vacuum cleaner bags170
- Y10S 55/18Work bench162
- Y10S 55/29Air curtains112
- Y10S 55/25Agglomerators104
- Y10S 55/19Crankcase ventilation102
- Y10S 55/38Tubular collector electrode91
- Y10S 55/14Inertia separator90
- Y10S 55/33Gas mask canister75
- Y10S 55/09Radioactive filters72
- Y10S 55/42Foam filter materials53
- Y10S 55/12Pocket type filter51
- Y10S 55/15Cold traps50
- Y10S 55/37Louvers39
- Y10S 55/45Woven filter mediums38
- Y10S 55/13Polyurethane filters34
- Y10S 55/26Bag coupling31
- Y10S 55/43Knitted filter mediums31
- Y10S 55/20Spark arrester28
- Y10S 55/21Silencer cleaner25
- Y10S 55/23Steam separators24
- Y10S 55/44Pile and pile-type filter mediums23
- Y10S 55/24Viscous coated filter19
- Y10S 55/08Built-in vacuum cleaners16
- Y10S 55/32Gaseous fluid conveying11
- Y10S 55/06Magnetic couplings10
- Y10S 55/01Graduated electrostatic field8
- Y10S 55/27Cleaners, liquid3
- Y10S 55/07Black liquor treatment0
Recent patents
- Water vacuum sampling system (WRASSE)7 Jul 2026US 12,674,729 B2The United States of America as represented by the Secretary of the Navy
- System to collect, recover and recycle chemical exhaust from semiconductor processing chambers26 May 2026US 12,636,592 B2APPLIED Materials.Inc.
- Hand vacuum cleaner6 Jan 2026US 12,514,418 B2Omachron Intellectual Property Inc.
- Mobile air-filtering patient isolation system, mobile air-filtering laboratory isolation system, and mobile room air-filtering system, including improved air filtration unit11 Nov 2025US 12,468,273 B2FIPAK Research And Development Company
- Method of joining and sealing a vanadium based membrane to a metallic connection section14 Oct 2025US 12,440,923 B2Commonwealth Scientific and Industrial Research Organisation
- System to collect, recover and recycle chemical exhaust from semiconductor processing chambers27 Aug 2026US 2026/0249209 A1APPLIED Materials.Inc.
- Hand vacuum cleaner16 Jul 2026US 2026/0198737 A1Omachron International Property Inc.
- Hand vacuum cleaner19 Mar 2026US 2026/0076521 A1Omachron Intellectual Property Inc.
- Water Vacuum Sampling System (WRASSE)1 Jan 2026US 2026/0002846 A1The United States of America as represented by the Secretary of the Navy
- Hand vacuum cleaner31 Oct 2024US 2024/0358212 A1Omachron Intellectual Property Inc.
Most cited
By later US patents
- Process for producing porous products1,316US 3,953,566 AW. L. Gore & Associates, Inc. · 1976
- Porous products and process therefor909US 4,187,390 AW. L. Gore & Associates, Inc. · 1980
- Inline filter apparatus526US 5,820,646 ADonaldson Company, Inc. · 1998
- Filter arrangement; sealing system; and methods402US 6,190,432 B1Donaldson Company, Inc. · 2001
- Melt-blown fibrous electrets387US 4,215,682 AMinnesota Mining and Manufacturing Company · 1980