Y10S 116/25
Air filter condition indicator
Y10S116/25 (Air filter condition indicator) appears on 83 US grants and 46 published applications in this corpus.
Search patents in Y10S- Granted patents
- 83
- Published applications
- 46
- Assignees
- 45
- Inventors
- 101
- Latest grant
- 11 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 2 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 2 |
| 2006 | 2 | 11 |
| 2007 | 6 | 4 |
| 2008 | 4 | 5 |
| 2009 | 4 | 1 |
| 2010 | 2 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 6 |
| 2015 | 7 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Utilizing wet fracturing sand for hydraulic fracturing operations11 Jun 2024US RE50,007 E1Typhon Technology Solutions (U.S.), LLC
- Device and method for detecting filter clogging14 Jun 2022US 11,358,085 B2ebm-papst Mulfingen GmbH & Co. KG
- Method and apparatus for monitoring refrigeration-cycle systems11 Feb 2020US 10,558,229 B2Emerson Climate Technologies, Inc.
- Utilizing wet fracturing sand for hydraulic fracturing operations31 Dec 2019US 10,518,229 B2Typhon Technology Solutions, LLC
- Utilizing wet fracturing sand for hydraulic fracturing operations18 Sep 2018US 10,076,733 B2Evolution Well Services, LLC
- Automatic sensing vent hood8 Sep 2022US 2022/0282873 A1Whirlpool Corporation
- Method and Apparatus for Monitoring Refrigeration-Cycle Systems10 Sep 2020US 2020/0285258 A1Emerson Climate Technologies, Inc.
- Device and method for detecting filter clogging30 Jan 2020US 2020/0030732 A1ebm-papst Mulfingen GmbH & Co. KG
- Utilizing Wet Fracturing Sand For Hydraulic Fracturing Operations29 Nov 2018US 2018/0339278 A1Evolution Well Services, LLC
- Method and Apparatus for Monitoring Refrigeration-Cycle Systems10 May 2018US 2018/0129233 A1Emerson Climate Technologies, Inc.
Most cited
By later US patents
- Technique for detecting and predicting air filter condition198US 7,261,762 B2Carrier Corporation · 2007
- Air filter gauge172US 6,190,442 B1Tishken Products Co. · 2001
- Air filter monitoring system159US 7,244,294 B22007
- Intelligent thermostat system for monitoring a refrigerant-cycle apparatus134US 7,331,187 B22008
- Method and apparatus for monitoring a condenser unit in a refrigerant-cycle system99US 7,114,343 B22006