B32B 29/00
Layered products comprising a layer of paper or cardboard
Official title: Layered products comprising {a layer of} paper or cardboard
B32B29/00 (Layered products comprising a layer of paper or cardboard) appears on 3,347 US grants and 4,432 published applications in this corpus.
Search patents in B32B- Granted patents
- 3,347
- Published applications
- 4,432
- Assignees
- 1,967
- Inventors
- 8,243
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 42 | 0 |
| 1977 | 31 | 0 |
| 1978 | 33 | 0 |
| 1979 | 28 | 0 |
| 1980 | 22 | 0 |
| 1981 | 35 | 0 |
| 1982 | 14 | 0 |
| 1983 | 17 | 0 |
| 1984 | 34 | 0 |
| 1985 | 45 | 0 |
| 1986 | 17 | 0 |
| 1987 | 19 | 0 |
| 1988 | 19 | 0 |
| 1989 | 23 | 0 |
| 1990 | 24 | 0 |
| 1991 | 17 | 0 |
| 1992 | 14 | 0 |
| 1993 | 18 | 0 |
| 1994 | 26 | 0 |
| 1995 | 28 | 0 |
| 1996 | 27 | 0 |
| 1997 | 46 | 0 |
| 1998 | 48 | 0 |
| 1999 | 44 | 0 |
| 2000 | 43 | 0 |
| 2001 | 52 | 12 |
| 2002 | 36 | 75 |
| 2003 | 43 | 77 |
| 2004 | 47 | 91 |
| 2005 | 26 | 101 |
| 2006 | 28 | 100 |
| 2007 | 25 | 95 |
| 2008 | 23 | 70 |
| 2009 | 27 | 113 |
| 2010 | 51 | 146 |
| 2011 | 54 | 170 |
| 2012 | 65 | 108 |
| 2013 | 77 | 114 |
| 2014 | 82 | 120 |
| 2015 | 77 | 124 |
| 2016 | 77 | 172 |
| 2017 | 105 | 251 |
| 2018 | 118 | 312 |
| 2019 | 185 | 337 |
| 2020 | 232 | 360 |
| 2021 | 228 | 312 |
| 2022 | 233 | 306 |
| 2023 | 227 | 281 |
| 2024 | 211 | 244 |
| 2025 | 205 | 208 |
| 2026 | 99 | 133 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Corrugated board for humid conditions6 Oct 2026US 12,753,554 B2Billerud Aktiebolag (publ)
- Thermal insulation liners6 Oct 2026US 12,753,875 B2Temperpack Technologies, Inc.
- Method for manufacturing a coated panel and a laminated decorative material22 Sep 2026US 12,741,441 B2Unilin BV
- Expandable and/or disposable ice pack22 Sep 2026US 12,741,442 B2
- Laminates15 Sep 2026US 12,734,785 B2Stora Enso OYJ
- Insulating sheet8 Oct 2026US 2026/0307371 A1Nitto Shinko Corporation
- Barrier-coated fibrous cellulose substrate and laminated packaging material8 Oct 2026US 2026/0307380 A1Tetra Laval Holdings & Finance S. A.
- Multi-layer material for press molding, a delivery system and a resulting fiber product1 Oct 2026US 2026/0295971 A1Blue Ocean Closures AB
- A recyclable packaging with barrier to oxygen and moisture1 Oct 2026US 2026/0296714 A1Societe des Produits Nestle S. A.
- Cyclic poly(hydroxy-urethane) foams in wall and roofing insulation1 Oct 2026US 2026/0297257 A1Johns Manville
Most cited
By later US patents
- Substrate for wallboard joint tape and process for making same802US 10,106,932 B2International Paper Company · 2018
- Soft tissue406US 5,607,551 AKimberly-Clark Corporation · 1997
- Soft tissue282US 5,656,132 AKimberly-Clark Worldwide, Inc. · 1997
- Fire-resistant intumescent laminates251US 3,934,066 AW. R. Grace & Co. · 1976
- Insulating microwave interactive packaging250US 7,019,271 B2Graphic Packaging International, Inc. · 2006