D21H 19/20
Comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
Official title: comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
D21H19/20 (Comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds) appears on 562 US grants and 744 published applications in this corpus.
Search patents in D21H- Granted patents
- 562
- Published applications
- 744
- Assignees
- 388
- Inventors
- 1,808
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 13 | 0 |
| 1994 | 6 | 0 |
| 1995 | 11 | 0 |
| 1996 | 17 | 0 |
| 1997 | 20 | 0 |
| 1998 | 17 | 0 |
| 1999 | 12 | 0 |
| 2000 | 13 | 0 |
| 2001 | 13 | 1 |
| 2002 | 6 | 13 |
| 2003 | 9 | 11 |
| 2004 | 3 | 12 |
| 2005 | 6 | 18 |
| 2006 | 4 | 9 |
| 2007 | 7 | 18 |
| 2008 | 12 | 27 |
| 2009 | 11 | 10 |
| 2010 | 18 | 16 |
| 2011 | 10 | 23 |
| 2012 | 6 | 14 |
| 2013 | 9 | 21 |
| 2014 | 13 | 31 |
| 2015 | 10 | 28 |
| 2016 | 14 | 29 |
| 2017 | 24 | 31 |
| 2018 | 17 | 36 |
| 2019 | 22 | 38 |
| 2020 | 26 | 36 |
| 2021 | 26 | 38 |
| 2022 | 32 | 54 |
| 2023 | 23 | 54 |
| 2024 | 30 | 56 |
| 2025 | 28 | 70 |
| 2026 | 27 | 50 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laminate and roll22 Sep 2026US 12,742,290 B2Toppan Holdings Inc.
- Aqueous dispersion, aqueous emulsion, coating agent, coated paper, multilayer structure, packing material, adhesive agent, and aqueous emulsion production method15 Sep 2026US 12,735,517 B2Kuraray Co., Ltd.
- 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
- Aerosol-generating article comprising a wrapper11 Aug 2026US 12,702,153 B2Philip Morris Products S. A.
- Method for coating a hollow container comprising molded pulp8 Oct 2026US 2026/0308853 A1
- Coating apparatus for coating a hollow container comprising molded pulp1 Oct 2026US 2026/0297855 A1
- Silane compound-contained coating liquid composition24 Sep 2026US 2026/0286178 A1
- Heat-sealable paper and packaging bag24 Sep 2026US 2026/0286610 A1Oji Holdings Corporation
- Layered structure27 Aug 2026US 2026/0249600 A1Camm Solutions (Spain) R&D, S.L.U.
Most cited
By later US patents
- Syntactic foam insulated container87US 5,952,068 AInsulation Dimension Corporation · 1999
- Process for producing moisture and water-proof paper84US 4,117,199 AOji Paper Co., Ltd. · 1978
- Coated sheet material69US 5,981,011 AA*Ware Technologies, L.C. · 1999
- Embossed tissue products63US 7,842,163 B2Kimberly-Clark Worldwide, Inc. · 2010
- Self-bonding syntactic foam insulated container sleeve62US 6,265,040 B1Insulation Dimension Corporation · 2001