Y10T 442/3602
Three or more distinct layers
Y10T442/3602 (Three or more distinct layers) appears on 359 US grants and 199 published applications in this corpus.
Search patents in Y10T- Granted patents
- 359
- Published applications
- 199
- Assignees
- 227
- Inventors
- 632
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 8 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 12 | 0 |
| 1994 | 15 | 0 |
| 1995 | 12 | 0 |
| 1996 | 15 | 0 |
| 1997 | 18 | 0 |
| 1998 | 21 | 0 |
| 1999 | 16 | 0 |
| 2000 | 17 | 0 |
| 2001 | 9 | 5 |
| 2002 | 4 | 10 |
| 2003 | 11 | 22 |
| 2004 | 9 | 23 |
| 2005 | 17 | 18 |
| 2006 | 12 | 12 |
| 2007 | 13 | 19 |
| 2008 | 10 | 13 |
| 2009 | 12 | 16 |
| 2010 | 7 | 14 |
| 2011 | 11 | 7 |
| 2012 | 6 | 11 |
| 2013 | 8 | 3 |
| 2014 | 8 | 7 |
| 2015 | 2 | 6 |
| 2016 | 7 | 2 |
| 2017 | 4 | 1 |
| 2018 | 2 | 3 |
| 2019 | 2 | 3 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
| 2022 | 3 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- Y10T 442/3667Composite consisting of at least two woven fabrics bonded by an interposed113
- Y10T 442/365At least one layer is a preformed synthetic polymeric film or sheet76
- Y10T 442/3642At least one layer contains natural or synthetic rubber44
- Y10T 442/361At least one layer is derived from water-settable material [e.g., cement, gypsum36
- Y10T 442/3699Including particulate material other than fiber28
- Y10T 442/3659At least one layer comprises ceramic or glass material in other than22
- Y10T 442/3634At least one layer comprises paper11
- Y10T 442/3626At least one layer contains bituminous material [e.g., tar, pitch, asphalt, etc.]8
All 9 subgroupsShow fewer
Recent patents
- Cold protection material23 Jun 2026US 12,660,871 B2Dee Lab Co., Ltd.
- Directionally reinforced products and related method20 Dec 2022US 11,530,500 B2Tietex International, Ltd.
- Insulated radiant barriers in apparel30 Aug 2022US 11,426,969 B2Xefco Pty Ltd
- Cementitious composite constituent relationships30 Aug 2022US 11,428,006 B2Cortex Composites, Inc.
- Cementitious composite constituent relationships24 Aug 2021US 11,098,486 B2Cortex Composites, Inc.
- Cold protection material26 Jan 2023US 2023/0024924 A1Dee Lab Co., Ltd.
- Nonwoven cementitious composite for in-situ hydration29 Jul 2021US 2021/0230874 A1Cortex Composites, Inc.
- Cementitious composite constituent relationships3 Sep 2020US 2020/0277787 A1Cortex Composites, Inc.
- Modification of Asphalt Adhesives with Waxes4 Jun 2020US 2020/0172779 A1GreenMantra Recycling Technologies Ltd.
- Cementitious composite constituent relationships6 Jun 2019US 2019/0169847 A1Cortex Composites, Inc.
Most cited
By later US patents
- Laminated sheet and a method for producing the same225US 4,607,439 AAchilles Corporation · 1986
- Charge card149US 6,025,283 AThe Real Gold Card Company Limited · 2000
- Plastic based laminates comprising outer fiber-reinforced thermoset sheets, lofted fiber-reinforced thermoplastic sheets and a foam core layer106US 5,098,778 AGeneral Electric Company · 1992
- Perforated elastomeric soft film and wound dressing made therewith102US 4,867,150 AThe B. F. Goodrich Company · 1989
- Reduced-stress vapor-sorptive garments88US 4,433,024 AMinnesota Mining and Manufacturing Company · 1984