B31F 1/245
By feeding the webs in a channel larger than the thickness of
Official title: {by feeding the webs in a channel larger than the thickness of the webs by means of rollers, e.g. involving prefolding}
B31F1/245 (By feeding the webs in a channel larger than the thickness of) appears on 11 US grants and 8 published applications in this corpus.
Search patents in B31F- Granted patents
- 11
- Published applications
- 8
- Assignees
- 7
- Inventors
- 18
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 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 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 6 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Insulation products and methods and machines for making insulation products26 Dec 2023US 11,852,264 B2Temperpack Technologies, Inc.
- Double doctor blades10 Oct 2000US 6,129,539 AMaterials Research Innovations Corporation
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- Insulation products and methods and machines for making insulation products13 Nov 2025US 2025/0347381 A1Temperpack Technologies, Inc.
- Insulation products and methods and machines for making insulation products18 Apr 2024US 2024/0125421 A1Temperpack Technologies, Inc.
- Insulation products and methods and machines for making insulation products21 Dec 2023US 2023/0408022 A9Temperpack Technologies, Inc.
- Insulation products and methods and machines for making insulation products2 Nov 2023US 2023/0349504 A9Temperpack Technologies, Inc.
- Insulation products and methods and machines for making insulation products2 Nov 2023US 2023/0349505 A9Temperpack Technologies, Inc.
Most cited
By later US patents
- Multi-cellular collapsible shade85US 5,193,601 AComfortex Corporation · 1993
- Method for making a multi-cellular collapsible shade54US 5,106,444 AComfortex Corporation · 1992
- Method and apparatus for continuous manufacture of undulating or corrugated material44US 4,111,733 AS.p.r.L. Limatex · 1978
- Method and apparatus for making a multi-cellular collapsible shade41US 5,015,317 AComfortex Corporation · 1991
- Apparatus for continuously manufacturing corrugated sheet22US 5,503,547 ANishikawa Rose Co., Ltd. · 1996