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:
May. 25, 1976
Filed:
Feb. 06, 1974
Applicant:
Inventor:
Roy W Siedenstrang, Akron, OH (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D / ; B29D / ;
U.S. Cl.
CPC ...
428141 ; 260 / ; 260 / ; 264 28 ; 264 54 ; 264175 ; 264237 ; 264D / ; 428167 ; 428310 ;
Abstract
An expanded rubber, e.g., a foam or sponge-type material is obtained by admixing with a high green strength rubber an expanding or blowing agent, causing the agent to function and then quenching the expanding product to cool and set the same for example with cold water. Various applications of the process include cushioning material, rug underlay, shoe insole, slipper-type footwearing apparel, etc.
Siedenstrang, Roy. (1976). Unvulcanized expanded high green strength synthetic rubber product and (U.S. Patent No. 3959545). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3959545
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile