B31B 2170/204
Involving folding a web about an already tubular web
Official title: {involving folding a web about an already tubular web}
B31B2170/204 (Involving folding a web about an already tubular web) appears on 12 US grants and 12 published applications in this corpus.
Search patents in B31B- Granted patents
- 12
- Published applications
- 12
- Assignees
- 9
- Inventors
- 21
- Latest grant
- 6 Dec 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 2 | 4 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 2 | 2 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Storage bag6 Dec 2022US 11,517,504 B2W. L. Gore & Associates, Inc.
- Storage bag25 Feb 2020US 10,568,807 B2W. L. Gore & Associates, Inc.
- Method of forming a bonded package gusset25 Feb 2020US 10,571,072 B2Hudson-Sharp Machine Co.
- Multi-layered thermoplastic bag with reinforced seals and methods of making the same12 Jul 2016US 9,387,955 B2The Glad Products Company
- Continuous process for trash bag with inner bag19 Apr 2016US 9,315,319 B2The Glad Products Company
- Multi-layer bag and method for producing a multi-layer bag29 Jul 2021US 2021/0229870 A1dy-pack Verpackungen Gustav Dyckerhoff GmbH
- Storage bag17 Dec 2020US 2020/0390653 A1W. L. Gore & Associates, Inc.
- Storage bag28 May 2020US 2020/0163831 A1W. L. Gore & Associates, Inc.
- Method of forming a bonded package gusset2 Mar 2017US 2017/0057192 A1Hudson-Sharp Machine Co.
- Storage Bag4 Feb 2016US 2016/0030283 A1W. L. Gore & Associates, Inc.
Most cited
By later US patents
- Method for inserting a first folded film within a second folded film19US 8,568,283 B2The Glad Products Company · 2013
- Continuous process for trash bag with inner bag12US 9,315,319 B2The Glad Products Company · 2016
- Method for making sacks which are open at one end and comprise an outer sack of woven plastics tape fabric8US 4,274,896 AWindmoller & Holscher · 1981
- Composite bag for hard crusted bakery products7US 4,099,666 A1978
- Multi-layered thermoplastic bag with reinforced seals and methods of making the same4US 9,387,955 B2The Glad Products Company · 2016