B31F 1/36
Moistening and heating webs to facilitate mechanical deformation and drying deformed webs
Official title: Moistening and heating webs to facilitate mechanical deformation and drying deformed webs {(during corrugating B31F1/28)}
B31F1/36 (Moistening and heating webs to facilitate mechanical deformation and drying deformed webs) appears on 53 US grants and 55 published applications in this corpus.
Search patents in B31F- Granted patents
- 53
- Published applications
- 55
- Assignees
- 40
- Inventors
- 120
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 4 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 3 |
| 2016 | 0 | 0 |
| 2017 | 2 | 3 |
| 2018 | 0 | 4 |
| 2019 | 3 | 4 |
| 2020 | 0 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 5 |
| 2023 | 2 | 8 |
| 2024 | 5 | 8 |
| 2025 | 7 | 4 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process for the pretreatment of fibrous material, pretreatment chamber and fiber molding plant18 Aug 2026US 12,709,843 B2KIEFEL GmbH
- Systems and methods for web-fed dry forming of fiber-based products11 Aug 2026US 12,703,166 B2Footprint International, LLC
- Composite materials4 Aug 2026US 12,697,803 B2University of Leeds
- Coreless rolls of a tissue paper product and methods of manufacturing coreless rolls7 Jul 2026US 12,674,283 B2Essity Hygiene and Health Aktiebolag
- Tubular element of cellulose or paper material for making hangers, process for making the same and hangers using said tubular element18 Nov 2025US 12,471,728 B2Mainetti S.P.A.
- Water laminated tissue products20 Aug 2026US 2026/0243031 A1Kimberly-Clark Worldwide, Inc.
- System and a method for manufacturing screw caps from cardboard or paperboard13 Aug 2026US 2026/0233485 A1Länsipahvi Oy
- Method and dose for forming an object with a natural fibre-based material23 Apr 2026US 2026/0109125 A1Sacmi Cooperativa Meccanici Imola Societa' Cooperativa
- Medium processing apparatus and image forming system1 Jan 2026US 2026/0001296 A1Ricoh Company, Ltd.
- Embossed tissue paper products and methods of manufacturing6 Nov 2025US 2025/0341058 A1Kimberly-Clark Worldwide, Inc.
Most cited
By later US patents
- Corrugated paperboard automotive liner41US 4,886,696 AManville Corporation · 1989
- Method of forming corrugated paperboard automotive liner40US 5,057,176 AManville Corporation · 1991
- Automated fabrication of corrugated paper products25US 5,783,006 AInland Paperboard and Packaging, Inc. · 1998
- Method and apparatus for wetting the web in paper making machines22US 3,948,721 A1976
- Process for forming laminated paperboard containers18US 4,313,899 AChampion International Corporation · 1982