B32B 23/14
Layered products comprising a layer of cellulosic plastic substances , i.e. substances
Official title: characterised by containing special compounding ingredients
B32B23/14 (Layered products comprising a layer of cellulosic plastic substances , i.e. substances) appears on 55 US grants and 94 published applications in this corpus.
Search patents in B32B- Granted patents
- 55
- Published applications
- 94
- Assignees
- 67
- Inventors
- 232
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 4 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 6 |
| 2010 | 1 | 5 |
| 2011 | 0 | 4 |
| 2012 | 1 | 3 |
| 2013 | 1 | 1 |
| 2014 | 2 | 3 |
| 2015 | 4 | 3 |
| 2016 | 1 | 2 |
| 2017 | 0 | 15 |
| 2018 | 1 | 9 |
| 2019 | 12 | 6 |
| 2020 | 7 | 5 |
| 2021 | 4 | 5 |
| 2022 | 4 | 2 |
| 2023 | 4 | 5 |
| 2024 | 2 | 5 |
| 2025 | 1 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Co-extruded multi-layered cellulose-based film and a method for its manufacture and products manufactured therefrom7 Jul 2026US 12,673,480 B2
- Multilayer film for packaging and method of manufacture thereof5 May 2026US 12,617,187 B2Toraphene Limited
- Bioleather production method9 Dec 2025US 12,492,508 B2Gozen Bioworks Corp.
- Multilayer film for packaging and method of manufacture thereof7 May 2024US 11,975,509 B2Graphitene Limited
- Glass laminates with improved flatness and methods for forming the same16 Jan 2024US 11,872,785 B2Corning Incorporated
- Cellulose based composite planks13 Aug 2026US 2026/0234944 A1Columbia Insurance Company
- Adhesive-free engineered plant materials, and methods for fabrication thereof16 Jul 2026US 2026/0200213 A1University of Maryland, College Park
- Thermoplastic films and bags having water-soluble polymer zones comprising a freshening active16 Apr 2026US 2026/0102990 A1The Procter & Gamble Company
- Ecologically sustainable plastic packaging4 Dec 2025US 2025/0367912 A1ABB Schweiz AG
- Fabric comprising a nonwoven web of fibers and corresponding method of production14 Aug 2025US 2025/0256482 A1Glatfelter Gernsbach GmbH
Most cited
By later US patents
- Multilayer synthetic wood component55US 6,579,605 B2Crane Plastics Company LLC · 2003
- Multilayer synthetic wood component43US 6,958,185 B1Crane Plastics Company LLC · 2005
- Isocyanate modified cellulose products and method for their manufacture39US 5,008,359 AWeyerhaeuser Company · 1991
- Thermoplastic mixture containing 1,4-α-D-polyglucane, method for making the same and use thereof36US 6,323,265 B1Aventis Research & Technologies GmbH & Co. KG · 2001
- Isocyanate modified cellulose products and method for their manufacture34US 5,140,086 AWeyerhaeuser Company · 1992