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. 17, 1979
Filed:
Jan. 24, 1977
Applicant:
Inventor:
Robert C Slocumb, New Brighton, MN (US);
Assignee:
Conwed Corporation, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ;
U.S. Cl.
CPC ...
264 53 ; 264500 ; 264D / ;
Abstract
Apparatus and method are disclosed for reducing the aging period of foams produced using a gaseous expansion agent. In accordance with the present invention the aging period for these foams is substantially reduced by subjecting the foam to pressure by a gas which is essentially inert with respect to the foam.