B65H 2301/41414
Involving pulper or doctor blade or air knife
Official title: involving pulper or doctor blade or air knife
B65H2301/41414 (Involving pulper or doctor blade or air knife) appears on 10 US grants and 6 published applications in this corpus.
Search patents in B65H- Granted patents
- 10
- Published applications
- 6
- Assignees
- 7
- Inventors
- 14
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 3 | 0 |
| 2002 | 0 | 1 |
| 2003 | 3 | 1 |
| 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 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Slitter-winder and a method for slitting and winding a fiber web10 Feb 2026US 12,545,543 B2Valmet Technologies Oy
- Web turn-up cutting apparatus and method1 Mar 2016US 9,273,430 B2Paprima Industries Inc.
- Web turn-up cutting apparatus and method14 Jan 2014US 8,628,641 B2Paprima Industries Inc.
- Process and apparatus for threading a material web onto a reel15 Jun 2004US 6,749,146 B1Voith Sulzer Papiertechnik Patent GmbH
- Process and device for producing paper reels9 Sep 2003US 6,616,809 B2Voith Paper Patent GmbH
- Unwinding section and a method of joining ends of fiber webs in an unwinding section5 Dec 2024US 2024/0400329 A1
- Slitter-winder and a Method for Slitting and Winding a Fiber Web4 Jul 2024US 2024/0217767 A1Valmet Technologies Oy
- Web turn-up cutting apparatus and method8 Jan 2015US 2015/0007957 A1Paprima Industries Inc.
- Web turn-up cutting apparatus and method1 Aug 2013US 2013/0192785 A1Paprima Industries Inc.
- Method for controlling dust on paper machinery and the like23 Oct 2003US 2003/0196773 A1Kleissler Company
Most cited
By later US patents
- Winding device and method for winding web material21US 6,311,921 B1Voith Sulzer Papiertechnik Patent GmbH · 2001
- Method and device for transferring a web onto a reel spool in the reel-up of a paper web8US 6,581,868 B1Metso Paper, Inc. · 2003
- Method for controlling dust on paper machinery and the like6US 6,565,711 B12003
- Winding device and process for winding a web material4US 6,325,320 B1Voith Sulzer Papiertechnik Patent GmbH · 2001
- Process for threading material web onto reel and device for process4US 6,332,587 B1Voith Sulzer Papiertechnik Patent GmbH · 2001