D04H 1/02
Cotton wool
Official title: Cotton wool; Wadding
D04H1/02 (Cotton wool) appears on 156 US grants and 180 published applications in this corpus.
Search patents in D04H- Granted patents
- 156
- Published applications
- 180
- Assignees
- 119
- Inventors
- 367
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 5 | 0 |
| 2002 | 3 | 8 |
| 2003 | 5 | 10 |
| 2004 | 1 | 5 |
| 2005 | 5 | 10 |
| 2006 | 3 | 9 |
| 2007 | 4 | 5 |
| 2008 | 4 | 3 |
| 2009 | 4 | 10 |
| 2010 | 1 | 6 |
| 2011 | 2 | 4 |
| 2012 | 4 | 1 |
| 2013 | 1 | 5 |
| 2014 | 1 | 4 |
| 2015 | 3 | 9 |
| 2016 | 4 | 8 |
| 2017 | 1 | 8 |
| 2018 | 2 | 19 |
| 2019 | 5 | 16 |
| 2020 | 5 | 6 |
| 2021 | 11 | 5 |
| 2022 | 8 | 7 |
| 2023 | 4 | 6 |
| 2024 | 7 | 6 |
| 2025 | 5 | 8 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flame-retardant and windproof wadding and preparation method thereof19 May 2026US 12,630,946 B2Beijing Jinlun Ward Technology Co., Ltd
- Artificial down filling material16 Dec 2025US 12,495,912 B2Inter IKEA Systems B.V.
- Decorative nonwoven laminates7 Oct 2025US 12,434,461 B2Auria Solutions UK I Ltd.
- Batting pieces for paper piecing projects and related methods8 Jul 2025US 12,351,964 B2Hobbs Bonded Fibers NA, LLC
- Absorbent article with three-dimensional hot-melt bonded laminate28 Jan 2025US 12,208,170 B2The Procter & Gamble Company
- Artificial down filling material12 Mar 2026US 2026/0069049 A1Inter IKEA Systems B.V.
- Nonwoven Material with Three-Dimensional Active Wicking and Evaporation29 Jan 2026US 2026/0028759 A1
- Nonwoven materials with variable fiber to fiber bond density11 Dec 2025US 2025/0375325 A1The Procter & Gamble Company
- Fabric compositions comprising cotton and hemp fibers, and methods for their preparation2 Oct 2025US 2025/0303017 A1
- Fiber member and heat exchanger including fiber member4 Sep 2025US 2025/0277636 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Method for molding fiber aggregate128US 6,096,249 ATeijin Limited · 2000
- High pressure high temperature cushioning material96US 5,691,036 ADu Pont Taiwan Limited · 1997
- Polyester fiberfill and process54US 4,618,531 AE. I. Du Pont de Nemours and Company · 1986
- Three dimensional random looped structures made from interpolymers of ethylene/α-olefins and uses thereof54US 7,622,179 B2Dow Global Technologies LLC · 2009
- Fire-resistant material comprising a fiberfill batt and at least one fire-resistant layer of aramid fibers50US 5,578,368 AE. I. Du Pont de Nemours and Company · 1996