D21H 11/12
Pulp from non-woody plants or crops
Official title: Pulp from non-woody plants or crops, e.g. cotton, flax, straw, bagasse
D21H11/12 (Pulp from non-woody plants or crops) appears on 358 US grants and 556 published applications in this corpus.
Search patents in D21H- Granted patents
- 358
- Published applications
- 556
- Assignees
- 295
- Inventors
- 1,078
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 6 |
| 2003 | 1 | 9 |
| 2004 | 3 | 7 |
| 2005 | 3 | 9 |
| 2006 | 1 | 8 |
| 2007 | 2 | 7 |
| 2008 | 1 | 10 |
| 2009 | 2 | 6 |
| 2010 | 4 | 6 |
| 2011 | 4 | 13 |
| 2012 | 7 | 14 |
| 2013 | 9 | 23 |
| 2014 | 13 | 13 |
| 2015 | 4 | 22 |
| 2016 | 11 | 19 |
| 2017 | 12 | 25 |
| 2018 | 23 | 31 |
| 2019 | 17 | 36 |
| 2020 | 21 | 44 |
| 2021 | 25 | 40 |
| 2022 | 23 | 42 |
| 2023 | 25 | 47 |
| 2024 | 35 | 45 |
| 2025 | 35 | 34 |
| 2026 | 24 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Arrays of sanitary tissue products comprising non-wood(s)15 Sep 2026US 12,735,246 B2The Procter & Gamble Company
- Arrays comprising high tier and lower tier sustainable sanitary tissue products25 Aug 2026US 12,715,682 B2The Procter & Gamble Company
- Biodegradable boards and methods of making the same11 Aug 2026US 12,703,946 B2Kraft Foods Schweiz Holding GmbH
- Process for producing and using fibrillated biodegradable microfibers7 Jul 2026US 12,674,278 B2
- Fibrous structures and methods for making same30 Jun 2026US 12,668,926 B2The Procter & Gamble Company
- Arrays of sanitary tissue products comprising non-wood(s)8 Oct 2026US 2026/0307891 A1The Procter & Gamble Company
- Paper substrate for fibrous casing substrate8 Oct 2026US 2026/0308848 A1Nippon Paper Papylia Co., Ltd.
- High porosity non-wood pulp8 Oct 2026US 2026/0308849 A1Kimberly-Clark Worldwide, Inc.
- Compostable sleeve apparatus and method of manufacture17 Sep 2026US 2026/0274549 A1
- Fibrous structures and methods for making same17 Sep 2026US 2026/0275649 A1The Procter & Gamble Company
Most cited
By later US patents
- Hesperaloe tissue having improved cross-machine direction properties809US 10,337,148 B2Kimberly-Clark Worldwide, Inc. · 2019
- Microfibrillated cellulose and method for preparing a microfibrillated cellulose174US 5,964,983 AGeneral Sucriere · 1999
- Dispersible nonwoven fabric and method of making same166US 5,935,880 A1999
- Cloth-like base sheet and method for making the same144US 6,315,864 B2Kimberly-Clark Worldwide, Inc. · 2001
- Process for providing tobacco-containing papers for cigarettes137US 5,322,076 AR. J. Reynolds Tobacco Company · 1994