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. 30, 1996
Filed:
Sep. 12, 1994
Applicant:
Inventors:
Hans G Franke, Tiburon, CA (US);
Donald R Bittner, Irving, TX (US);
Assignee:
Free-Flow Packaging Corporation, Redwood City, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C09D / ;
U.S. Cl.
CPC ...
1061541 ; 106211 ; 106213 ;
Abstract
A resilient, low density, biodegradable, packaging material which is formed by the extrusion through a twin-screw extruder of a base mixture of vegetable oil, polyvinyl alcohol, glycerine, a proteinaceous grain meal, glycerol monostearate, a non-modified starch and water.