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:
Jan. 06, 1976
Filed:
Jun. 17, 1974
Applicant:
Inventor:
Clifford Clayton Goehring, Princeton, NJ (US);
Assignee:
American Can Company, Greenwich, CT (US);
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
264 454 ; 229 / ; 264 53 ; 264259 ; 264321 ;
Abstract
Cups having a plastic, foam sheet sidewall are molded with bottom walls made from pre-expanded, plastic, foam beads. The beads are injected into the bottom of the mold cavity, and steam is introduced into the mold cavity to simultaneously fuse and mold the cup.