B31F 2201/0725
Hardness
B31F2201/0725 (Hardness) appears on 38 US grants and 48 published applications in this corpus.
Search patents in B31F- Granted patents
- 38
- Published applications
- 48
- Assignees
- 24
- Inventors
- 101
- Latest grant
- 11 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 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 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 4 | 4 |
| 2003 | 0 | 3 |
| 2004 | 3 | 1 |
| 2005 | 1 | 3 |
| 2006 | 2 | 3 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 4 |
| 2010 | 2 | 12 |
| 2011 | 1 | 4 |
| 2012 | 2 | 0 |
| 2013 | 2 | 2 |
| 2014 | 2 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 4 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Pressing roller for the processing of web paper material11 Aug 2020US 10,737,456 B2
- Device for embossing packaging material with a set of embossing rollers of the male-female die type2 May 2017US 9,636,885 B2Boegli-Gravures S.A.
- 3D embossing28 Jul 2015US 9,090,040 B2SCA Hygiene Products AB
- Embossing device for at least two-layered planar products such as toilet paper, tissues, or similar29 Apr 2014US 8,708,020 B2Metsa Tissue Oyj
- Apparatus and method for ply bonding as well as multi-ply product25 Mar 2014US 8,678,806 B2SCA Hygiene Products AB
- Tissue Paper Products, Rolls and Stacks of Tissue Paper Products, and Manufacturing Methods20 Mar 2025US 2025/0092609 A1Essity Hygiene and Health Aktiebolag
- Tissue paper products, rolls and stacks of tissue paper products, and manufacturing methods16 Nov 2023US 2023/0366157 A1Essity Hygiene and Health Aktiebolag
- Tissue paper products, rolls and stacks of tissue paper products, and manufacturing methods21 Sep 2023US 2023/0295878 A1Essity Hygiene and Health Aktiebolag
- Tissue paper products, rolls and stacks of tissue paper products, and manufacturing methods21 Sep 2023US 2023/0295880 A1Essity Hygiene and Health Aktiebolag
- Coreless Rolls of a Tissue Paper Product and Methods of Manufacturing Coreless Rolls10 Aug 2023US 2023/0250591 A1Essity Hygiene and Health Aktiebolag
Most cited
By later US patents
- Apparatus and method for embossing web material153US 4,211,743 ANauta Roll Corporation · 1980
- Paper tissue having enhanced softness152US 6,344,111 B12002
- Method and apparatus for preparing textured apertured film130US 4,859,519 A1989
- Method for embossing webs61US 5,356,364 AKimberly-Clark Corporation · 1994
- Double nip embossing60US 5,779,965 AKimberly-Clark Worldwide, Inc. · 1998