B31B 70/643
On piled sheets
Official title: {on piled sheets, e.g. sealing bags arranged in a pile}
B31B70/643 (On piled sheets) appears on 10 US grants and 13 published applications in this corpus.
Search patents in B31B- Granted patents
- 10
- Published applications
- 13
- Assignees
- 10
- Inventors
- 19
- Latest grant
- 2 Apr 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 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 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 0 |
| 2016 | 2 | 3 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 3 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for making sealed pouches2 Apr 2019US 10,245,813 B2CMD Corporation
- Back seam welder and method of operation19 Mar 2019US 10,232,565 B2Miller Weldmaster Corporation
- Back seam welder and method of operation22 Jan 2019US 10,183,448 B2Miller Weldmaster Corporation
- Back seam welder and method of operation7 Jun 2016US 9,358,748 B2Miller Weldmaster Corporation
- Method and apparatus for making sealed pouches9 Feb 2016US 9,254,632 B2CMD Corporation
- Method and Apparatus For Making Sealed Pouches11 Jul 2019US 2019/0210344 A1CMD Corporation
- Thermoplastic bag produced with a back seam welder23 May 2019US 2019/0152162 A1Miller Weldmaster Corporation
- Gusset bag, method for manufacturing gusset bag, and method for joining laminated members12 Jan 2017US 2017/0008675 A1Hosokawa Yoko Co., Ltd.
- Back seam welder and method of operation28 Jul 2016US 2016/0214313 A1Miller Weldmaster Corporation
- Back seam welder and method of operation28 Jul 2016US 2016/0214315 A1Miller Weldmaster Corporation
Most cited
By later US patents
- Sealed bags of plastic materials61US 4,373,979 AWorkman Bag Company Ltd. · 1983
- Method and apparatus for producing bags25US 4,699,607 AFMC Corporation · 1987
- Packaging bag with self-closeable outflow port, and method of manufacturing the packaging bag13US 7,866,886 B2Toyo Seikan Kaisha, Ltd. · 2011
- Apparatus for manufacturing air cushion dispatch packages4US 5,021,039 AVereinigte Papierwarenfabriken GmbH · 1991
- Process for bonding several layers of plastic film4US 7,022,197 B2Huhtamaki Forcheim Zweigniederlassung der Huhtamaki Deutschland GmbH & Co. KG · 2006