Y10T 442/16
Two or more nonwoven layers
Y10T442/16 (Two or more nonwoven layers) appears on 106 US grants and 94 published applications in this corpus.
Search patents in Y10T- Granted patents
- 106
- Published applications
- 94
- Assignees
- 74
- Inventors
- 165
- Latest grant
- 4 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 3 |
| 2002 | 1 | 1 |
| 2003 | 6 | 7 |
| 2004 | 9 | 13 |
| 2005 | 3 | 20 |
| 2006 | 11 | 10 |
| 2007 | 7 | 8 |
| 2008 | 5 | 4 |
| 2009 | 2 | 3 |
| 2010 | 4 | 3 |
| 2011 | 3 | 5 |
| 2012 | 2 | 1 |
| 2013 | 6 | 3 |
| 2014 | 1 | 7 |
| 2015 | 4 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Fire-resistant textile composite4 Jul 2023US 11,691,379 B2Milliken & Company
- Non-wicking underlayment board27 Jun 2023US 11,685,140 B2Johns Manville
- Fine fiber media layer6 Apr 2021US 10,967,315 B2Donaldson Company, Inc.
- Substrate for a support for bituminous membrane and method for the preparation thereof7 Jan 2020US 10,526,735 B2POLITEX s.a.s. di FREUDENBERG POLITEX s.r.l.
- Fine fiber media layer30 Apr 2019US 10,272,374 B2Donaldson Company, Inc.
- Non-wicking underlayment board9 Dec 2021US 2021/0381259 A1Johns Manville
- Fire-resistant textile composite24 Dec 2020US 2020/0398523 A1Milliken & Company
- Fine fiber media layer23 Apr 2020US 2020/0122068 A1Donaldson Company, Inc.
- Fine fiber media layer9 Nov 2017US 2017/0319993 A1Donaldson Company, Inc.
- Substrate for a support for bituminous membrane and method for the preparation thereof5 May 2016US 2016/0122923 A1POLITEX s.a.s. di FREUDENBERG POLITEX s.r.l.
Most cited
By later US patents
- Polymer, polymer microfiber, polymer nanofiber and applications including filter structures252US 6,743,273 B2Donaldson Company, Inc. · 2004
- Composite elastic nonwoven fabric190US 5,334,446 AFiberweb North America, Inc. · 1994
- Flexible laminated surface material and method of producing the same164US 5,508,080 AOhtsuka Sangyo Material Co. Ltd. · 1996
- Laminated composites140US 6,503,855 B13M Innovative Properties Company · 2003
- Process if making fine fiber material131US 6,955,775 B2Donaldson Company, Inc. · 2005