The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 24, 1985
Filed:
May. 24, 1982
Applicant:
Inventor:
Kornelis Herder, Goor, NL;
Assignee:
Wavin B.V., Zwolle, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
383 37 ; 383122 ;
Abstract
A web of interconnected plastic bags produced by providing a tubular foil of plastic material with gusset folds with bottom fold part seals at both sides of the tubular foil. Each fold part seal connects a gusset fold part with an opposite part of the outer foil layers. Immediately after having moved the tubular foil over a predetermined distance the tubular foil is provided with a first transverse bottom seal by heatsealing opposite first fold part seals and outer foil layers to each other.
Herder, Kornelis. (1985). Web of plastic bags (U.S. Patent No. 4561107). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4561107
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile