A44B 19/384
Separable slide fasteners with quick opening devices
Official title: {Separable slide fasteners with quick opening devices}
A44B19/384 (Separable slide fasteners with quick opening devices) appears on 67 US grants and 56 published applications in this corpus.
Search patents in A44B- Granted patents
- 67
- Published applications
- 56
- Assignees
- 19
- Inventors
- 115
- Latest grant
- 24 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 2 |
| 2003 | 4 | 4 |
| 2004 | 5 | 5 |
| 2005 | 1 | 3 |
| 2006 | 4 | 4 |
| 2007 | 1 | 2 |
| 2008 | 3 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 5 |
| 2013 | 1 | 4 |
| 2014 | 3 | 4 |
| 2015 | 6 | 0 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 3 | 2 |
| 2022 | 3 | 3 |
| 2023 | 1 | 3 |
| 2024 | 3 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Slide fastener24 Feb 2026US 12,557,884 B2Survitec Group Limited
- Fastener stringer, slide fastener, and method for producing stopper component and slide fastener28 Jan 2025US 12,207,710 B2YKK Corporation
- Top stop for slide fastener chain and method of disengaging slider from slide fastener2 Jul 2024US 12,022,919 B2YKK Corporation
- Releasable coupling device25 Jun 2024US 12,016,436 B2NIKE, Inc.
- Bottom stop device of double-open end zipper and assembly structure thereof23 Jan 2024US 11,877,629 B1Kcc Zipper Co., Ltd.
- Fastener device and article30 Jul 2026US 2026/0215551 A1YKK Corporation
- Separable bottom end stop16 Jul 2026US 2026/0198657 A1YKK Corporation
- Slide fastener and method for manufacturing separable bottom end stop box for slide fastener18 Jun 2026US 2026/0165428 A1YKK Corporation
- Lower zipper stopper and zipper19 Mar 2026US 2026/0076457 A1Zhejiang Weixing Industrial Development Co., Ltd.
- One-handed zipper20 Mar 2025US 2025/0089860 A1
Most cited
By later US patents
- Protective suit having a zipper openable with a pull guide78US 4,829,603 ADragerwerk Aktiengesellschaft · 1989
- Top stop for slider75US 9,314,069 B2YKK Corporation · 2016
- Fastener27US 7,320,158 B2YKK Corporation · 2008
- Immobilized alignment closure system24US 6,026,547 A2000
- Top end stop of linear slide fastener18US 7,137,177 B2YKK Corporation · 2006