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Class Information
Number: 493/215
Name: Manufacturing container or tube from paper; or other manufacturing from a sheet or web > Container making > Pliable container (e.g., bag, envelope, etc.) > Assembling of distinct members > Closure securing element > Plastically deformable
Description: Method or apparatus wherein the fastening workpiece is generally rigid (not flaccid) and is adapted to be stressed beyond its elastic limit to perform the fastening function.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7549954 |
Slider for reclosable fastener |
Jun. 23, 2009 |
| 7465265 |
Method for installing closure in mouth of pre-made bag |
Dec. 16, 2008 |
| 7410453 |
Method of sealing a zipper with concave bridges or bases using convex sealing bars |
Aug. 12, 2008 |
| 7300395 |
Method for manufacturing a bag |
Nov. 27, 2007 |
| 7137942 |
Apparatus and process for assembling a slider |
Nov. 21, 2006 |
| 7077796 |
Bag with elastic strip and method of making the same |
Jul. 18, 2006 |
| 6669615 |
Plastic film hinging and pre-creasing process |
Dec. 30, 2003 |
| 6568150 |
Apparatus for making reinforced reclosable package seals |
May. 27, 2003 |
| 6519917 |
Method and apparatus for making gussetted package |
Feb. 18, 2003 |
| 6517660 |
Method of forming gusseted reclosable bags |
Feb. 11, 2003 |
| 6516850 |
Apparatus for applying reclosable fasteners to a web of film |
Feb. 11, 2003 |
| 6510673 |
Method and apparatus for manufacturing tube-shaped packages made of flexible material |
Jan. 28, 2003 |
| 6350340 |
Fastener tape material, bag utilizing fastener tape material, and method of manufacture thereof |
Feb. 26, 2002 |
| 6251209 |
Fastener tape material bag utilizing fastener tape material, and method of manufacturing thereof |
Jun. 26, 2001 |
| 6095960 |
Method and device for manufacturing bags from tubular paper sections of a single layer or multiple layers |
Aug. 1, 2000 |
| 5989172 |
Method and device for manufacturing bags from tubular paper sections of a single layer or multiple layers |
Nov. 23, 1999 |
| 5968310 |
Closable bag and method apparatus for making same |
Oct. 19, 1999 |
| 5783012 |
Adhesive closure having enhanced burst strength for flexible bag |
Jul. 21, 1998 |
| 5776045 |
Machine for attaching a reclosable fastener to a flexible material |
Jul. 7, 1998 |
| 5776044 |
Closable bag and method of making same |
Jul. 7, 1998 |
| 5769772 |
Packages made with both high-frequency/radio-frequency seals and conventional heat/pressure seals using combinations of polar and non-polar polymers |
Jun. 23, 1998 |
| 5573614 |
Method for stabilizing a plastic zipper during attachment to a film |
Nov. 12, 1996 |
| 5558613 |
Method for reducing the variance in the forces needed to open reclosable plastic bags from within and from without |
Sep. 24, 1996 |
| 5529659 |
Machine and associated apparatus for attaching zippers to plastic bags |
Jun. 25, 1996 |
| 5405478 |
Tubular plastic end stops bonded to plastic zipper |
Apr. 11, 1995 |
| 5322579 |
Method of forming side seams for zippered bags or packages |
Jun. 21, 1994 |
| 5188580 |
Plastic film bag manufacturing apparatus and associated methods, and plastic film bags produced thereby |
Feb. 23, 1993 |
| 5186705 |
Method and apparatus for forming clasp envelopes |
Feb. 16, 1993 |
| RE34117 |
Protective laboratory specimen bag |
Oct. 27, 1992 |
| 5155967 |
Automated bag manufacturing and packaging system |
Oct. 20, 1992 |
| 5116301 |
Method of making a double zipper pouch |
May. 26, 1992 |
| 5088971 |
Method of making protruding end stops for plastic reclosable fastener |
Feb. 18, 1992 |
| 5045042 |
Plastic film bag with integral plastic film tie element, and associated fabrication methods |
Sep. 3, 1991 |
| 4994010 |
Method and apparatus for the attachment of clasps to letter envelopes |
Feb. 19, 1991 |
| 4979933 |
Reclosable bag |
Dec. 25, 1990 |
| 4936817 |
Reclosable bag |
Jun. 26, 1990 |
| 4929225 |
Method of making bags and bag material having hinged zipper strips |
May. 29, 1990 |
| 4927405 |
Protective laboratory specimen bag |
May. 22, 1990 |
| 4840611 |
Gusseted bags with reclosure features |
Jun. 20, 1989 |
| 4832776 |
Process for applying a patch |
May. 23, 1989 |
| 4817188 |
Bag with separate attached zipper and method of making |
Mar. 28, 1989 |
| 4735674 |
Apparatus for making a bag with a bag mouth closure |
Apr. 5, 1988 |
| 4701361 |
Tubular film with transverse closure strips |
Oct. 20, 1987 |
| 4638913 |
Multiply package having delaminating easy open seal |
Jan. 27, 1987 |
| 4637060 |
Zipper-lock bag chain adapter for automatic loading and heat seal closing |
Jan. 13, 1987 |
| 4629524 |
Making reclosable bag material |
Dec. 16, 1986 |
| 4628536 |
Bag having intermittent orientation draw tape and method of making |
Dec. 9, 1986 |
| 4615045 |
Pilfer proof hangup bag structure and method |
Sep. 30, 1986 |
| 4603537 |
Method for making a bag with a bag mouth closure |
Aug. 5, 1986 |
| 4523918 |
Method of forming a bag chain |
Jun. 18, 1985 |
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