Y10T 442/623
Microfiber is glass
Y10T442/623 (Microfiber is glass) appears on 67 US grants and 69 published applications in this corpus.
Search patents in Y10T- Granted patents
- 67
- Published applications
- 69
- Assignees
- 41
- Inventors
- 131
- Latest grant
- 24 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 0 | 2 |
| 2004 | 3 | 7 |
| 2005 | 2 | 5 |
| 2006 | 2 | 8 |
| 2007 | 2 | 4 |
| 2008 | 0 | 3 |
| 2009 | 2 | 7 |
| 2010 | 9 | 6 |
| 2011 | 4 | 5 |
| 2012 | 5 | 5 |
| 2013 | 3 | 4 |
| 2014 | 4 | 5 |
| 2015 | 2 | 1 |
| 2016 | 1 | 0 |
| 2017 | 2 | 2 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Filter medium and breather filter structure24 Dec 2024US 12,172,111 B2Donaldson Company, Inc.
- Filter medium and breather filter structure22 Nov 2022US 11,504,663 B2Donaldson Company, Inc.
- Filter medium and breather filter structure7 Apr 2020US 10,610,813 B2Donaldson Company, Inc.
- Inorganic fiber20 Mar 2018US 9,919,954 B2Unifrax I LLC
- Filter medium and breather filter structure24 Oct 2017US 9,795,906 B2Donaldson Company, Inc.
- Filter medium and breather filter structure18 May 2023US 2023/0149840 A1Donaldson Company, Inc.
- Filter medium and breather filter structure22 Oct 2020US 2020/0330912 A1Donaldson Company, Inc.
- Filter medium and breather filter structure10 Aug 2017US 2017/0225105 A1Donaldson Company, Inc.
- Inorganic fiber4 May 2017US 2017/0121861 A1Unifrax I LLC
- Filter media and articles including dendrimers and/or other components2 Jul 2015US 2015/0182896 A1Hollingsworth & Vose Company
Most cited
By later US patents
- Filtration structures of wet laid, bicomponent fiber148US 5,580,459 AHoechst Celanese Corporation · 1996
- Filter medium and breather filter structure95US 8,057,567 B2Donaldson Company, Inc. · 2011
- Insulation board with air/rain barrier covering and water-repellent covering85US 8,215,083 B2CertainTeed Corporation · 2012
- Fibrous mat especially suitable for roofing products67US 4,112,174 AJohns Manville · 1978
- Fiber/polymer composite for use as a photographic support64US 5,719,092 AEastman Kodak Company · 1998