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:
Dec. 25, 1990
Filed:
May. 01, 1989
Applicant:
Inventors:
Seiji Yamamoto, Shizuoka, JP;
Kiichiro Fukui, Shizuoka, JP;
Assignee:
Polyplastics Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29C / ;
U.S. Cl.
CPC ...
264135 ; 264234 ; 264265 ; 264275 ; 264279 ; 427301 ; 427302 ;
Abstract
An insert injection molding method is characterized by using an insert member having an applied surface coating comprised of an organic polymer compound, and at least one compounds selected from the group consisting of spiro ortho ester compound, spiro orthocarbonate compounds, trioxacylooctane compounds, and ketal lactone compounds.
Yamamoto, Seiji. (1990). Methods of making composite injection molded articles (U.S. Patent No. 4980109). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4980109
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile