D21G 1/006
Calenders: with extended nips
Official title: {with extended nips}
D21G1/006 (Calenders: with extended nips) appears on 95 US grants and 76 published applications in this corpus.
Search patents in D21G- Granted patents
- 95
- Published applications
- 76
- Assignees
- 42
- Inventors
- 174
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 1 |
| 2002 | 5 | 1 |
| 2003 | 1 | 12 |
| 2004 | 7 | 12 |
| 2005 | 8 | 11 |
| 2006 | 6 | 8 |
| 2007 | 4 | 5 |
| 2008 | 3 | 1 |
| 2009 | 4 | 2 |
| 2010 | 5 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 3 |
| 2013 | 2 | 1 |
| 2014 | 1 | 1 |
| 2015 | 2 | 4 |
| 2016 | 2 | 2 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 3 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and device for producing or treating a web of fibrous material14 Apr 2026US 12,601,116 B2Voith Patent GmbH
- Method for the production of a coated paper, paperboard or film and a coated paper, paperboard or film26 Nov 2024US 12,152,345 B2Stora Enso OYJ
- Nip roller adjustment16 Jul 2024US 12,036,717 B2Matthews International Corporation
- Device for forming an extended nip6 Feb 2018US 9,885,153 B2Andritz Kusters GmbH
- Extended nip roll for use in a nip through which a fibrous web is to be passed18 Jul 2017US 9,708,767 B2Valmet Aktiebolag
- Method for producing a base paper17 Sep 2026US 2026/0275643 A1Mondi AG
- Nip Roller Adjustment11 Jun 2026US 2026/0162955 A1
- Calender for Producing an Electrode Film from a Powder-Type Electrode Precursor Material, Corresponding Method and Corresponding Electrode Film14 May 2026US 2026/0135077 A1
- Sheet manufacturing apparatus and method of manufacturing sheets29 May 2025US 2025/0171961 A1Seiko Epson Corporation
- Method for post-processing of a product, especially paper or paperboard, which has been fabricated from pulp containing lignin3 Apr 2025US 2025/0109554 A1Ipco Germany GmbH
Most cited
By later US patents
- Rolled tissue products having high bulk, softness, and firmness53US 6,893,535 B2Kimberly-Clark Worldwide, Inc. · 2005
- Method for calendering a paper or cardboard web42US 5,163,364 ASulzer-Escher Wyss GmbH · 1992
- Rolled single ply tissue product having high bulk, softness, and firmness40US 6,887,348 B2Kimberly-Clark Worldwide, Inc. · 2005
- Shear-calendering process for producing tissue webs39US 7,497,926 B2Kimberly-Clark Worldwide, Inc. · 2009
- Method and apparatus for compressing a self-supported web37US 4,826,555 AMiply Equipment, Inc. · 1989