D21H 19/84
On both sides of the substrate
Official title: on both sides of the substrate
D21H19/84 (On both sides of the substrate) appears on 260 US grants and 367 published applications in this corpus.
Search patents in D21H- Granted patents
- 260
- Published applications
- 367
- Assignees
- 202
- Inventors
- 843
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 12 | 0 |
| 1999 | 16 | 0 |
| 2000 | 8 | 0 |
| 2001 | 7 | 1 |
| 2002 | 8 | 2 |
| 2003 | 6 | 9 |
| 2004 | 3 | 10 |
| 2005 | 6 | 14 |
| 2006 | 1 | 11 |
| 2007 | 2 | 10 |
| 2008 | 3 | 18 |
| 2009 | 2 | 10 |
| 2010 | 4 | 8 |
| 2011 | 7 | 6 |
| 2012 | 3 | 9 |
| 2013 | 4 | 11 |
| 2014 | 11 | 5 |
| 2015 | 1 | 5 |
| 2016 | 4 | 10 |
| 2017 | 12 | 12 |
| 2018 | 6 | 21 |
| 2019 | 6 | 17 |
| 2020 | 14 | 17 |
| 2021 | 8 | 21 |
| 2022 | 12 | 24 |
| 2023 | 11 | 23 |
| 2024 | 22 | 24 |
| 2025 | 13 | 31 |
| 2026 | 16 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polylactide formulation for improved extrusion processing6 Oct 2026US 12,753,555 B2WestRock MWV, LLC
- Thermoformable ovenable recyclable coated cellulosic board, ovenable recyclable coated cellulosic board food vessels thermoformed therefrom, and methods for manufacturing and using thereof29 Sep 2026US 12,747,540 B2WestRock MWV, LLC
- Barrier paper or barrier film comprising highly refined pulp from fibers obtained from used beverage cartons25 Aug 2026US 12,716,173 B2Stora Enso OYJ
- Coated paper18 Aug 2026US 12,709,844 B2Koehler Innovation & Technology GmbH
- Water resistant and repulpable compositions28 Jul 2026US 12,692,662 B2Neenah, Inc.
- Single layer coated white kraftliner8 Oct 2026US 2026/0308847 A1
- Method for coating a hollow container comprising molded pulp8 Oct 2026US 2026/0308853 A1
- Manufacturing method of double pla printed paper cup1 Oct 2026US 2026/0297853 A1Leong Ltd
- Coating apparatus for coating a hollow container comprising molded pulp1 Oct 2026US 2026/0297855 A1
- Base paper for metallized paper, metallized paper, and packaging bag24 Sep 2026US 2026/0286609 A1Oji Holdings Corporation
Most cited
By later US patents
- Coated paperboards and paperboard containers having improved tactile and bulk insulation properties117US 6,740,373 B1Fort James Corporation · 2004
- Coated paperboards and paperboard containers having improved tactile and bulk insulation properties92US 6,919,111 B2Fort James Corporation · 2005
- Syntactic foam insulated container87US 5,952,068 AInsulation Dimension Corporation · 1999
- Process for applying chemical papermaking additives to web substrate85US 6,126,784 AThe Procter & Gamble Company · 2000
- Controlling bending stiffness in photographic paper73US 5,888,643 AEastman Kodak Company · 1999