D01H 1/42
Guards or protectors for yarns or threads
Official title: Guards or protectors for yarns or threads, e.g. separator plates, anti-ballooning devices (anti-ballooning devices on spindles D01H7/18)
D01H1/42 (Guards or protectors for yarns or threads) appears on 37 US grants and 10 published applications in this corpus.
Search patents in D01H- Granted patents
- 37
- Published applications
- 10
- Assignees
- 31
- Inventors
- 66
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Staple fibers containing releasable surface modifying molecules16 Jun 2026US 12,655,539 B2QED Labs, Inc.
- Spinning device having a floating spinning ring and balloon limiter tube12 Sep 2023US 11,753,749 B2Saurer Spinning Solutions GmbH & Co. KG
- Process for spinning and/or twisting yarns, machine for spinning and/or twisting yarns and method to transform a machine for spinning and/or twisting yarns22 Nov 2022US 11,505,880 B2Casumconi, S.L.
- Device and method for determining the diameter of a yarn balloon formed by a continuous yarn at a workstation of a yarn balloon forming textile machine1 Feb 2022US 11,235,945 B2Saurer Technologies GmbH & Co. KG
- Balloon control ring for a textile machine29 Sep 2009US 7,594,383 B2Oerlikon Textile GmbH & Co.KG
- Staple fibers containing releasable surface modifying molecules11 May 2023US 2023/0142258 A1QED Labs, Inc.
- Spinning device having a floating spinning ring and balloon limiter tube28 Jul 2022US 2022/0235494 A1Saurer Spinning Solutions GmbH & Co. KG
- Method for transforming a yarn spinning and/or twisting machine and modified yarn spinning and/or twisting machine resulting from said method13 Jan 2022US 2022/0010465 A1Casumconi, S.L.
- Process for spinning and/or twisting yarns, machine for spinning and/or twisting yarns and method to transform a machine for spinning and/or twisting yarns5 Nov 2020US 2020/0347521 A1Casumconi, S.L.
- Staple fibers containing releasable surface modifying molecules10 Oct 2019US 2019/0309442 A1QED Labs, Inc.
Most cited
By later US patents
- Sulfonated aliphatic-aromatic copolyesters19US 6,368,710 B1E. I. Du Pont de Nemours and Company · 2002
- Wrap-winding spinning machine15US 4,299,083 AFirma Zinser Textilmaschinen GmbH · 1981
- Double twist thread twisting frame14US 4,055,937 ASaurer-Allma GmbH, Allgaeuer Maschinenbau · 1977
- Sliver-processing frame having drawing rollers9US 4,357,793 ALuwa AG · 1982
- Method and system for spinning with a rotary balloon-checking device9US 4,779,409 ACerit S.p.A. · 1988