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:
Apr. 27, 1982
Filed:
Sep. 23, 1980
Applicant:
Inventor:
Donald G Sauer, Harwinton, CT (US);
Assignee:
National Can Corporation, Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264512 ; 264523 ; 264532 ; 264533 ; 264550 ;
Abstract
A process for thermoforming laminated hollow articles including a plurality of processing steps wherein a thermoplastic material heated to a plastic state is selectively deposited area-wise on a sheet of thermoplastic material and such resulting laminate of thermoplastic materials is positioned proximate to a female mold of a thermoforming apparatus including preferably a plug assist for a subsequent forming of laminated hollow articles.