D21F 3/105
Covers thereof
Official title: {Covers thereof}
D21F3/105 (Covers thereof) appears on 30 US grants and 29 published applications in this corpus.
Search patents in D21F- Granted patents
- 30
- Published applications
- 29
- Assignees
- 22
- Inventors
- 76
- Latest grant
- 14 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 5 | 2 |
| 2007 | 0 | 3 |
| 2008 | 0 | 0 |
| 2009 | 3 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 4 |
| 2016 | 3 | 3 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Elongated component for a manufacturing machine of a fibrous cellulosic web, its use and method for recycling14 Nov 2023US 11,814,793 B2Valmet Technologies Oy
- Roll and its use26 Jan 2021US 10,900,173 B2Valmet Technologies Oy
- Pulp production arrangement and method12 Mar 2019US 10,227,728 B2Valmet Corporation
- Suction roll with pattern of through holes and blind drilled holes that improves land distance5 Mar 2019US 10,221,525 B2Stowe Woodward Licensco, LLC
- Arrangement in a perforated roll of a fiber web machine and prefabricated sensor sheet for a perforated roll of a fiber web machine2 Oct 2018US 10,087,028 B2Valmet Technologies Oy
- Papermaking machine that utilizes only a structured fabric in the forming of paper7 Nov 2024US 2024/0368838 A1Structured I, LLC
- Roll cover and roll7 Mar 2024US 2024/0076833 A1Voith Patent GmbH
- Roll cover and roll29 Feb 2024US 2024/0068164 A1Voith Patent GmbH
- Elongated Component for a Manufacturing Machine of a Fibrous Cellulosic Web, Its Use and Method for Recycling22 Dec 2022US 2022/0403596 A1Valmet Technologies Oy
- Roll and its use30 May 2019US 2019/0161913 A1Valmet Technologies Oy
Most cited
By later US patents
- Paper webs having a watermark pattern51US 7,070,678 B2Kimberly-Clark Worldwide, Inc. · 2006
- Method and device for drawing a web through a group of drying cylinders46US 5,022,163 AValmet Paper Machinery Inc. · 1991
- Suction press roll45US 4,366,025 ABeloit Corporation · 1982
- Suction roll with sensors for detecting temperature and/or pressure15US 6,981,935 B2Stowe Woodward AG · 2006
- Pin and truss cylinder construction14US 3,957,087 A1976