D01G 31/003
Detection and removal of impurities
Official title: {Detection and removal of impurities}
D01G31/003 (Detection and removal of impurities) appears on 73 US grants and 22 published applications in this corpus.
Search patents in D01G- Granted patents
- 73
- Published applications
- 22
- Assignees
- 25
- Inventors
- 108
- Latest grant
- 1 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 0 |
| 2007 | 2 | 1 |
| 2008 | 1 | 4 |
| 2009 | 0 | 0 |
| 2010 | 3 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 2 | 2 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 0 | 4 |
| 2023 | 0 | 0 |
| 2024 | 4 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Carder, web guiding element, spinning mill preparation installation and method for identifying undesired particles1 Oct 2024US 12,104,289 B2TrüTzschler Group SE
- Optimizing a yarn production process with respect to foreign materials3 Sep 2024US 12,077,884 B2Uster Technologies AG
- Optimizing a spinning process with respect to foreign materials23 Jul 2024US 12,043,926 B2Uster Technologies AG
- Recording of trash in a fiber preparation system7 May 2024US 11,976,388 B2Maschinenfabrik Rieter AG
- System and method for recycling fibers from textiles waste29 Oct 2019US 10,458,047 B2Novetex Textiles Limited
- Textile machine with display unit and method for operating a textile machine12 Dec 2024US 2024/0410087 A1TEMAFA Maschinenfabrik GmbH
- Optimizing a Yarn Production Process with Respect to Foreign Materials1 Sep 2022US 2022/0275542 A1Uster Technologies AG
- Carder, web guiding element, spinning mill preparation installation and method for identifying undesired particles11 Aug 2022US 2022/0251737 A1TrüTzschler Group SE
- Optimizating a spinning process with respect to foreign materials24 Mar 2022US 2022/0090302 A1Uster Technologies AG
- Recording of trash in a fiber preparation system10 Feb 2022US 2022/0042213 A1Maschinenfabrik Rieter AG
Most cited
By later US patents
- Foreign object separation apparatus53US 4,909,930 AGBE International PLC · 1990
- Method and apparatus for recognizing foreign substances in and separating them from a pneumatically conveyed fiber stream38US 6,087,608 ATrutzschler GmbH & Co. KG · 2000
- Method and apparatus for near infrared reflectance measurement of non-homogeneous materials37US 4,801,804 ATrebor Industries, Inc. · 1989
- Method and apparatus for inspecting the cleanliness of top slibers34US 5,345,515 AKanebo, Ltd. · 1994
- Method and apparatus for recognizing particle impurities in textile fiber33US 5,130,559 ATrutzschler GmbH & Co. KG · 1992