D04H 1/407
Containing absorbing substances
Official title: containing absorbing substances, e.g. activated carbon
D04H1/407 (Containing absorbing substances) appears on 134 US grants and 201 published applications in this corpus.
Search patents in D04H- Granted patents
- 134
- Published applications
- 201
- Assignees
- 99
- Inventors
- 433
- Latest grant
- 2 Jun 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 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 1 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 1 |
| 2003 | 1 | 5 |
| 2004 | 1 | 7 |
| 2005 | 1 | 6 |
| 2006 | 3 | 7 |
| 2007 | 2 | 8 |
| 2008 | 2 | 4 |
| 2009 | 1 | 8 |
| 2010 | 1 | 3 |
| 2011 | 4 | 12 |
| 2012 | 2 | 6 |
| 2013 | 3 | 6 |
| 2014 | 1 | 4 |
| 2015 | 1 | 2 |
| 2016 | 5 | 7 |
| 2017 | 4 | 8 |
| 2018 | 2 | 13 |
| 2019 | 5 | 10 |
| 2020 | 7 | 5 |
| 2021 | 3 | 13 |
| 2022 | 12 | 13 |
| 2023 | 10 | 19 |
| 2024 | 8 | 13 |
| 2025 | 9 | 11 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus for forming a substrate2 Jun 2026US 12,644,211 B2Kimberly-Clark Worldwide, Inc.
- Apparatus for forming a substrate6 Jan 2026US 12,516,457 B2Kimberly-Clark Worldwide, Inc.
- Co-mingling of particular material and co-axial-meltblown fibers6 Jan 2026US 12,516,458 B2The Procter & Gamble Company
- Process for manufacturing a polymer nonwoven, process for using a semifinished nonwoven product and process for using a polymer nonwoven6 Jan 2026US 12,516,459 B2Friedrich-Alexander-Universität Erlangen-Nürnberg Körpershaft des öffentlichen Rechts
- Oral composition with nanocrystalline cellulose9 Dec 2025US 12,491,250 B2Nicoventures Trading Limited
- Apparatus for forming a substrate10 Sep 2026US 2026/0265971 A1Kimberly-Clark Worldwide, Inc.
- Nonwoven fabric web with oil sensitive, particulate absorbent of organics13 Aug 2026US 2026/0234847 A1Imbibitive Technologies Corp.
- Water swellable tape for use with fiber optic cables9 Jul 2026US 2026/0194726 A1Scapa Tapes North America ULC
- Apparatus for making nonwoven fabric4 Jun 2026US 2026/0152888 A1
- Apparatus for making nonwoven fabric4 Jun 2026US 2026/0152889 A1
Most cited
By later US patents
- Process for making a soft, strong, absorbent material for use in absorbent articles1,412US 6,485,667 B1Rayonier Products and Financial Services Company · 2002
- Particle-loaded microfiber sheet product and respirators made therefrom339US 3,971,373 AMinnesota Mining and Manufacturing Company · 1976
- Method of charging electret filter media289US 5,496,507 AMinnesota Mining and Manufacturing Company · 1996
- Binder coated discontinuous fibers with adhered particulate materials234US 5,432,000 AWeyerhaeuser Company · 1995
- Absorbent structures with integral layer of superabsorbent polymer particles203US 6,403,857 B1Buckeye Technologies Inc. · 2002