B31F 1/225
Combined with uniting the corrugated web to flat webs
Official title: {combined with uniting the corrugated web to flat webs; Making corrugated-web structures}
B31F1/225 (Combined with uniting the corrugated web to flat webs) appears on 22 US grants and 23 published applications in this corpus.
Search patents in B31F- Granted patents
- 22
- Published applications
- 23
- Assignees
- 10
- Inventors
- 33
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 3 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 3 |
| 2018 | 2 | 1 |
| 2019 | 3 | 4 |
| 2020 | 1 | 2 |
| 2021 | 2 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 3 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for making in continuous production fibrous webs which are corrugated along the machine direction29 Jul 2025US 12,370,771 B2
- Apparatuses and methods for manufacturing packaging receptacles and receptacles thereof30 Jul 2024US 12,049,057 B2
- System and method for producing a multi-layered board having a medium with improved structure20 Sep 2022US 11,446,893 B2Scorrboard LLC
- Method and apparatus for fluting a web in the machine direction3 May 2022US 11,318,701 B2International Paper Company
- Apparatus for producing a corrugated product20 Apr 2021US 10,981,348 B2Intpro, LLC
- Method of making corrugated liner product for a food container and cutting die17 Apr 2025US 2025/0121578 A1
- Apparatuses and methods for manufacturing packaging receptacles and receptacles thereof12 Oct 2023US 2023/0321941 A1
- A process for making in continuous production fibrous webs which are corrugated along the machine direction24 Aug 2023US 2023/0264448 A1
- Buffer material11 May 2023US 2023/0147271 A1Seiko Epson Corporation
- Method and apparatus for fluting a web in the machine direction18 Mar 2021US 2021/0078282 A1Hbk Family, LLC
Most cited
By later US patents
- Method for making a sheet of loop material185US 5,256,231 AMinnesota Mining and Manufacturing Company · 1993
- Coated abrasive sheet material with loop material for attachment incorporated therein109US 5,254,194 AMinnesota Mining and Manufacturing Company · 1993
- Sheet of loop material, and garments having such loop material incorporated therein66US 5,611,791 AMinnesota Mining and Manufacturing Company · 1997
- Equipment for forming a sheet of loop material42US 5,643,397 AMinnesota Mining and Manufacturing Company · 1997
- Laminates of films having improved resistance to bending in all directions and methods and apparatus for their manufacture38US 7,901,758 B22011