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:
Aug. 21, 2001
Filed:
Aug. 29, 2000
Applicant:
Inventor:
Masaru Nakajo, Tokyo, JP;
Assignee:
Polymatech Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 1/370 ;
U.S. Cl.
CPC ...
H01H 1/370 ;
Abstract
A high-yield, high-quality sheet-like key top wherein a protective film is laminated to the backside of a display layer during the forming of a key top consisting of thermoplastic resin to preclude the pressure and the heat of the molten resin from directly affecting the display layer, thereby preventing the display portion from being distorted and the display layer from being cracked.
Nakajo, Masaru. (2001). Sheet-like key top (U.S. Patent No. 6278072). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6278072
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile