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:
Sep. 06, 1977
Filed:
Dec. 29, 1975
Applicant:
Inventors:
John Barrie Charamella, Port Washington, NY (US);
John Warren Long, Freehold, NJ (US);
Jerry Lloyd Stone, Boothwyn, PA (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03G / ; G03G / ;
U.S. Cl.
CPC ...
355 77 ; 96-12 ;
Abstract
A method of color design is provided in which multi-color, fast copies of a multi-color optical image, in a multiplicity of color design combinations are obtained. These fast copies enable a designer to quickly possess proofs of his design in various color combinations. The method comprises:
Charamella, John. (1977). Color design method (U.S. Patent No. 4046476). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4046476
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile