B32B 2266/0278
Polyurethane
B32B2266/0278 (Polyurethane) appears on 1,698 US grants and 2,342 published applications in this corpus.
Search patents in B32B- Granted patents
- 1,698
- Published applications
- 2,342
- Assignees
- 1,215
- Inventors
- 4,896
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 24 | 0 |
| 1977 | 29 | 0 |
| 1978 | 18 | 0 |
| 1979 | 15 | 0 |
| 1980 | 16 | 0 |
| 1981 | 15 | 0 |
| 1982 | 14 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 16 | 0 |
| 1986 | 13 | 0 |
| 1987 | 10 | 0 |
| 1988 | 13 | 0 |
| 1989 | 27 | 0 |
| 1990 | 16 | 0 |
| 1991 | 13 | 0 |
| 1992 | 12 | 0 |
| 1993 | 12 | 0 |
| 1994 | 14 | 0 |
| 1995 | 16 | 0 |
| 1996 | 10 | 0 |
| 1997 | 11 | 0 |
| 1998 | 23 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 8 | 5 |
| 2002 | 10 | 16 |
| 2003 | 11 | 10 |
| 2004 | 10 | 28 |
| 2005 | 8 | 28 |
| 2006 | 5 | 49 |
| 2007 | 17 | 51 |
| 2008 | 9 | 31 |
| 2009 | 11 | 58 |
| 2010 | 19 | 70 |
| 2011 | 26 | 78 |
| 2012 | 31 | 72 |
| 2013 | 34 | 66 |
| 2014 | 40 | 87 |
| 2015 | 35 | 103 |
| 2016 | 55 | 121 |
| 2017 | 49 | 120 |
| 2018 | 68 | 151 |
| 2019 | 91 | 192 |
| 2020 | 127 | 195 |
| 2021 | 117 | 197 |
| 2022 | 115 | 189 |
| 2023 | 127 | 148 |
| 2024 | 135 | 115 |
| 2025 | 112 | 90 |
| 2026 | 61 | 72 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of making artificial turf6 Oct 2026US 12,752,526 B2Polytex Sportbelage Produktions-GmbH
- Vacuum adiabatic body and refrigerator15 Sep 2026US 12,736,275 B2LG Electronics Inc.
- Process for producing isocyanate-based foam construction boards8 Sep 2026US 12,729,278 B2Amrize Technology Switzerland LLC
- Heated patient positioning device for surgical procedures1 Sep 2026US 12,721,771 B2Xodus Medical, Inc.
- Multi-layer composite article including polyurethane layer and PC/ABS layer1 Sep 2026US 12,722,363 B2Trinseo Europe GmbH
- Ice protection panel system8 Oct 2026US 2026/0306936 A1Signature Systems Group, LLC
- Reusable cliché tape for removably attaching a flexographic printing cliché8 Oct 2026US 2026/0307418 A1ORAFOL Europe GmbH
- Floor panel8 Oct 2026US 2026/0308921 A1Unilin BV
- Display apparatus and method of manufacturing the same8 Oct 2026US 2026/0310255 A1Samsung Display Co., Ltd.
- Hot mopped asphalt roofing systems incorporating polyisocyanurate coverboards1 Oct 2026US 2026/0295967 A1Johns Manville
Most cited
By later US patents
- Fire-resistant intumescent laminates251US 3,934,066 AW. R. Grace & Co. · 1976
- Disposable absorbent mat structure for removal and retention of wet and dry soil229US 4,614,679 AThe Procter & Gamble Company · 1986
- Method of lining a pipe194US 4,009,063 AInsituform (Pipes & Structures) Ltd. · 1977
- Energy absorbing polyurethane composite article183US 4,808,469 A1989
- Light-weight multi-layer insulating enclosure146US 4,871,597 A1989