B31F 1/12
Crêping
B31F1/12 (Crêping) appears on 337 US grants and 284 published applications in this corpus.
Search patents in B31F- Granted patents
- 337
- Published applications
- 284
- Assignees
- 97
- Inventors
- 446
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 8 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 8 | 1 |
| 2002 | 8 | 7 |
| 2003 | 11 | 12 |
| 2004 | 11 | 7 |
| 2005 | 4 | 8 |
| 2006 | 3 | 8 |
| 2007 | 4 | 8 |
| 2008 | 5 | 6 |
| 2009 | 4 | 4 |
| 2010 | 12 | 7 |
| 2011 | 5 | 9 |
| 2012 | 10 | 18 |
| 2013 | 12 | 15 |
| 2014 | 15 | 10 |
| 2015 | 11 | 11 |
| 2016 | 10 | 10 |
| 2017 | 4 | 4 |
| 2018 | 8 | 26 |
| 2019 | 8 | 19 |
| 2020 | 16 | 11 |
| 2021 | 17 | 21 |
| 2022 | 19 | 22 |
| 2023 | 25 | 17 |
| 2024 | 20 | 12 |
| 2025 | 12 | 9 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B31F 1/126Including making of the paper to be crêped139
- B31F 1/14By doctor blades arranged crosswise to the web113
- B31F 1/16By elastic belts72
- B31F 1/122The paper being submitted to an additional mechanical deformation other than crêping28
- B31F 1/128Making paper elastic in all directions, other than by crêping6
- B31F 1/18By tools arranged in the direction of web feed5
- B31F 1/124Multiple crêping4
Recent patents
- Tissue product and method and apparatus for producing same25 Aug 2026US 12,716,174 B2Essity Hygiene and Health Aktiebolag
- Fibrous structures4 Aug 2026US 12,698,594 B2The Procter & Gamble Company
- Fibrous structures comrpising discrete cells28 Jul 2026US 12,692,661 B2The Procter & Gamble Company
- Pallet outer packaging paper3 Mar 2026US 12,565,738 B2Mondi AG
- Discrete cell arrangements6 Jan 2026US 12,516,474 B2The Procter & Gamble Company
- Discrete cells and emboss elements17 Sep 2026US 2026/0275645 A1The Procter & Gamble Company
- Discrete cell arrangements7 May 2026US 2026/0125854 A1The Procter & Gamble Company
- Multifunctional device, system, and method for monitoring creped product quality and blade wear9 Oct 2025US 2025/0314601 A1
- Low stiffness multi-ply tissue product4 Sep 2025US 2025/0277341 A1Kimberly-Clark Worldwide, Inc.
- Soft wet pressed facial tissue12 Jun 2025US 2025/0188683 A1Kimberly-Clark Worldwide, Inc.
Most cited
By later US patents
- Fabric crepe and in fabric drying process for producing absorbent sheet164US 7,442,278 B2Georgia-Pacific Consumer Products LP · 2008
- Multiple layer formation process for creped tissue136US 4,166,001 AKimberly-Clark Corporation · 1979
- Creped and/or apertured webs and process for producing the same132US 5,704,101 AKimberly-Clark Worldwide, Inc. · 1998
- Bonded, differentially creped, fibrous webs and method and apparatus for making same131US 4,158,594 AScott Paper Company · 1979
- Bonded, differentially creped, fibrous webs and method and apparatus for making same126US 4,208,459 A1980