D21D 1/24
Jordan rolls
D21D1/24 (Jordan rolls) appears on 14 US grants and 20 published applications in this corpus.
Search patents in D21D- Granted patents
- 14
- Published applications
- 20
- Assignees
- 9
- Inventors
- 38
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Blade segment for refiner9 Sep 2025US 12,410,558 B2Valmet Technologies Oy
- Blade segment for refiner4 Mar 2025US 12,241,203 B2Valmet Technologies Oy
- Arrangement and method for adjusting blade gap in refiner17 Sep 2024US 12,091,819 B2Valmet Technologies Oy
- Flow-altering refiner segment17 Jan 2023US 11,555,273 B2Andritz Inc.
- Blade segment for refiner12 Oct 2021US 11,142,869 B2Valmet Technologies Oy
- Refiner bars having stepped coatings8 Jan 2026US 2026/0009180 A1Aikawa Fiber Technologies Oy
- Refiner filling piece having variably coated spacer-integrated bars8 Jan 2026US 2026/0009181 A1Aikawa Fiber Technologies Oy
- Conical Refining Filling29 May 2025US 2025/0171959 A1Valmet Technologies Oy
- Refining Segment8 Aug 2024US 2024/0263395 A1Valmet Technologies Oy
- Blade Segment for Refiner3 Aug 2023US 2023/0243098 A1Valmet Technologies Oy
Most cited
By later US patents
- Refiner element pattern achieving successive compression before impact9US 5,039,022 AKamyr, Inc. · 1991
- Refiner and method for refining fibrous material7US 8,573,522 B2Metso Paper, Inc. · 2013
- Refiner and method for refining fibrous material6US 8,511,595 B2Metso Paper, Inc. · 2013
- Conical refiner plates with logarithmic spiral type bars4US 7,398,938 B2Andritz Inc. · 2008
- Refiner2US 10,400,393 B2Valmet Corporation · 2019