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:
Nov. 23, 1976
Filed:
Jun. 16, 1975
Applicant:
Inventors:
Assignees:
Sumitomo Chemical Company, Limited, Osaka, JA;
Hayashibara Biochemical Laboratories, Incorporated, BOTH OF, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428413 ; 428411 ; 428425 ; 428532 ;
Abstract
The surface of a molded pullulan type resin is coated with a thermosetting resin film, whereby a water-insoluble molded pullulan type resin can be obtained while retaining such excellent properties of the pullulan type resin as transparency, toughness, gas impermeability and pollution-freeness.