D06M 11/55
With sulfur trioxide
Official title: with sulfur trioxide; with sulfuric acid or thiosulfuric acid or their salts
D06M11/55 (With sulfur trioxide) appears on 176 US grants and 168 published applications in this corpus.
Search patents in D06M- Granted patents
- 176
- Published applications
- 168
- Assignees
- 180
- Inventors
- 567
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 0 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 4 |
| 2003 | 3 | 9 |
| 2004 | 5 | 4 |
| 2005 | 2 | 2 |
| 2006 | 1 | 8 |
| 2007 | 5 | 6 |
| 2008 | 1 | 6 |
| 2009 | 1 | 4 |
| 2010 | 5 | 11 |
| 2011 | 1 | 7 |
| 2012 | 5 | 3 |
| 2013 | 2 | 6 |
| 2014 | 3 | 7 |
| 2015 | 6 | 9 |
| 2016 | 5 | 11 |
| 2017 | 4 | 3 |
| 2018 | 3 | 8 |
| 2019 | 7 | 6 |
| 2020 | 8 | 12 |
| 2021 | 1 | 6 |
| 2022 | 5 | 5 |
| 2023 | 2 | 8 |
| 2024 | 6 | 12 |
| 2025 | 2 | 5 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polymer fiber screen surface modifications for cation exchange membranes5 May 2026US 12,617,894 B2Genesse Valley Innovations, LLC
- Method for preparing antimicrobial treatment agent for textile5 May 2026US 12,618,193 B2Shanghai Prosheldor Sci. & Tech. Co., Ltd
- Functional textiles and manufacturing methods6 Jan 2026US 12,516,448 B2
- Method for the production of a microporous polymer coated fabric2 Sep 2025US 12,404,630 B2Betjo Beheer B.V.
- Methods for making synthetic hair from plant fiber17 Jun 2025US 12,331,428 B2Rebundle, Inc.
- System and apparatus for manufacturing insulation made from hemp, and product made therefrom23 Jul 2026US 2026/0209994 A1Knauf Insulation, Inc.
- Dual-conductive fiber network structure material and preparation method and application thereof16 Jul 2026US 2026/0198830 A1Shenzhen Second People's Hospital (Shenzhen Institute of Translational Medicine)
- Reinforcement material, method for manufacturing reinforcement material, method for manufacturing composite material, and composite material18 Jun 2026US 2026/0166780 A1Asahi Kasei Kabushiki Kaisha
- Functional textiles and manufacturing methods18 Jun 2026US 2026/0168137 A1Cocona, Inc.
- Product for reduction of body odours and application procedure7 May 2026US 2026/0125848 A1Oxylus d.o.o.
Most cited
By later US patents
- Temperature adaptable textile fibers and method of preparing same59US 4,908,238 AThe United States of America as represented by the Secretary of Agriculture · 1990
- Process for preparing electrically conductive shaped articles from polybenzimidazoles55US 5,017,420 AHoechst Celanese Corporation · 1991
- Fibre treatment55US 5,779,737 ACourtaulds Fibres (Holdings) Limited · 1998
- Method for making a cellulosic material fire-resistant54US 4,228,202 A1980
- Absorbent structures of chemically treated cellulose fibers54US 6,562,743 B1BKI Holding Corporation · 2003