D21F 9/046
With non-immersed cylinder
Official title: {with non-immersed cylinder}
D21F9/046 (With non-immersed cylinder) appears on 22 US grants and 9 published applications in this corpus.
Search patents in D21F- Granted patents
- 22
- Published applications
- 9
- Assignees
- 16
- Inventors
- 36
- Latest grant
- 5 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 3 |
| 2020 | 0 | 0 |
| 2021 | 3 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Fiber body manufacturing apparatus, fiber body manufacturing unit, and fiber body manufacturing method5 Mar 2024US 11,920,300 B2Seiko Epson Corporation
- Method of making a molded paper web22 Aug 2023US 11,732,416 B2GPCP IP Holdings LLC
- Methods of making paper products using a molding roll5 Oct 2021US 11,136,719 B2GPCP IP Holdings LLC
- Sheet manufacturing apparatus, sheet manufacturing system, control method of a sheet manufacturing apparatus, and sheet manufacturing method18 May 2021US 11,008,707 B2Seiko Epson Corporation
- Roll and its use26 Jan 2021US 10,900,173 B2Valmet Technologies Oy
- Fiber body manufacturing apparatus, fiber body manufacturing unit, and fiber body manufacturing method29 Dec 2022US 2022/0412004 A1Seiko Epson Corporation
- Method of making a molded paper web23 Dec 2021US 2021/0395948 A1GPCP IP Holdings LLC
- Roll and its use30 May 2019US 2019/0161913 A1Valmet Technologies Oy
- Sheet manufacturing apparatus, sheet manufacturing system, control method of a sheet manufacturing apparatus, and sheet manufacturing method28 Feb 2019US 2019/0062996 A1Seiko Epson Corporation
- Methods of making paper products using a molding roll17 Jan 2019US 2019/0017224 A1GPCP IP Holding LLC
Most cited
By later US patents
- Device for liquid-treating a running fiber web, including an arc-shaped duct23US 3,980,518 ASunds Aktiebolag · 1976
- Wetlay process for manufacture of highly-oriented fibrous mats18US 6,066,235 AE. I. Du Pont de Nemours and Company · 2000
- Single-layer and multi-layer paper making apparatus11US 3,951,736 A1976
- Papermaking machine headbox having a feed channel and an adjacent overflow sump9US 4,146,425 ASulzer Brothers Limited · 1979
- Web-forming method and apparatus7US 4,024,015 AValmet Corporation · 1977