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:
Oct. 05, 1982
Filed:
Sep. 02, 1981
Applicant:
Inventors:
Edwin H Land, Cambridge, MA (US);
Vivian K Walworth, Concord, MA (US);
Assignee:
Polaroid Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ; G03C / ;
U.S. Cl.
CPC ...
430568 ; 430564 ; 430567 ; 430569 ; 430935 ; 430496 ; 430948 ;
Abstract
A fine-grain emulsion in a plurality of predetermined spaced depressions is coalesced to form, in situ, a plurality of single effective silver halide grains in a predetermined spaced array by the action of a solution of a silver halide solvent containing a dissolved silver salt.
Land, Edwin. (1982). Method for forming a photosensitive silver halide element (U.S. Patent No. 4352874). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4352874
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile