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. 26, 1996
Filed:
Mar. 13, 1995
Applicant:
Inventors:
William C Durbin, Lexington, KY (US);
George N Powers, Lexington, KY (US);
Peter E Wallin, Lexington, KY (US);
Assignee:
Lexmark International, Inc., Lexington, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
400490 ; 400493 ; 400494 ;
Abstract
A polyol polyester and hexamethylene diisocyanate in a fluid mixture with white pigment, silicon glycol surfactant and thinner are pad printed on keyboard key to print characters and symbols which require no protective overcoat.
Durbin, William. (1996). Printing light indicia on keyboard keys (U.S. Patent No. 5577849). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5577849
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile