B32B 27/40
Comprising polyurethanes
Official title: comprising polyurethanes
B32B27/40 (Comprising polyurethanes) appears on 4,587 US grants and 6,967 published applications in this corpus.
Search patents in B32B- Granted patents
- 4,587
- Published applications
- 6,967
- Assignees
- 2,570
- Inventors
- 13,143
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 14 | 0 |
| 1978 | 23 | 0 |
| 1979 | 9 | 0 |
| 1980 | 9 | 0 |
| 1981 | 15 | 0 |
| 1982 | 18 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 15 | 0 |
| 1986 | 10 | 0 |
| 1987 | 18 | 0 |
| 1988 | 13 | 0 |
| 1989 | 19 | 0 |
| 1990 | 27 | 0 |
| 1991 | 26 | 0 |
| 1992 | 25 | 0 |
| 1993 | 19 | 0 |
| 1994 | 19 | 0 |
| 1995 | 13 | 0 |
| 1996 | 38 | 0 |
| 1997 | 32 | 0 |
| 1998 | 48 | 0 |
| 1999 | 41 | 0 |
| 2000 | 38 | 0 |
| 2001 | 36 | 14 |
| 2002 | 32 | 68 |
| 2003 | 35 | 68 |
| 2004 | 46 | 95 |
| 2005 | 31 | 110 |
| 2006 | 38 | 110 |
| 2007 | 40 | 145 |
| 2008 | 18 | 73 |
| 2009 | 29 | 164 |
| 2010 | 63 | 275 |
| 2011 | 78 | 214 |
| 2012 | 86 | 171 |
| 2013 | 108 | 209 |
| 2014 | 109 | 235 |
| 2015 | 137 | 226 |
| 2016 | 131 | 339 |
| 2017 | 149 | 431 |
| 2018 | 230 | 472 |
| 2019 | 319 | 565 |
| 2020 | 365 | 588 |
| 2021 | 378 | 559 |
| 2022 | 340 | 509 |
| 2023 | 384 | 462 |
| 2024 | 393 | 378 |
| 2025 | 336 | 307 |
| 2026 | 162 | 180 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Manufacturing a conductive transfer6 Oct 2026US 12,752,524 B2Interlink Electronics, Inc.
- Method for the production of a polyurethane sandwich element6 Oct 2026US 12,753,284 B2Covestro Deutschland AG
- Vibration attenuation via tailored metastructures6 Oct 2026US 12,753,821 B2Purdue Research Foundation
- Multilayered materials with color changing properties29 Sep 2026US 12,745,823 B2adidas AG
- Method for manufacturing a coated panel and a laminated decorative material22 Sep 2026US 12,741,441 B2Unilin BV
- Elastic laminates and methods for assembling elastic laminates for absorbent articles8 Oct 2026US 2026/0306306 A1The Procter & Gamble Company
- Biodegradable film8 Oct 2026US 2026/0307370 A1Novamont S. p. A.
- Leather-like structure8 Oct 2026US 2026/0307372 A1Raether Societa’ A Responsabilita’ Limitata
- Reusable cliché tape for removably attaching a flexographic printing cliché8 Oct 2026US 2026/0307418 A1ORAFOL Europe GmbH
- A modified inorganic fiber material, preparation method thereof, automotive headliner composite material, sound-absorbing composite material, and vehicle8 Oct 2026US 2026/0307597 A1SSI New Material (Zhenjiang) Co., Ltd.
Most cited
By later US patents
- Wound dressing1,449US 5,973,221 ASeton Healthcare Group PLC. · 1999
- Prosthetic devices including elastin or elastin-based materials1,098US 5,990,379 AKenton W. Gregory & Sisters of Providence · 1999
- Multi-layered surgical prosthesis1,087US 9,486,302 B2Nanyang Technological University · 2016
- Anti-scatter, ultraviolet protected, anti-misting, electro-optical assemblies628US 5,073,012 ADonnelly Corporation · 1991
- Hydrophilic and hydrophobic polyether polyurethanes and uses therefor530US 5,993,972 ATyndale Plains-Hunter, Ltd. · 1999