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:
Jul. 01, 1980
Filed:
Jun. 30, 1978
Applicant:
Inventors:
William S Gillespie, Barrington, IL (US);
Hal L Inglis, Fox River Grove, IL (US);
Assignee:
American Can Company, Greenwich, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
156203 ; 156272 ; 156275 ; 156380 ; 156466 ; 219 1053 ; 219-85 ;
Abstract
A laminate of non-ferrous metal foil and heat softenable material is folded to tubular form to juxtapose the margins and the margins are heat sealed by passing the tube through an inductance coil; the inductance field may be intensified by a ferrite bar located in a mandrel over which the tube is fed.
Gillespie, William. (1980). Tube forming method (U.S. Patent No. 4210477). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4210477
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile