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. 13, 1994
Filed:
Oct. 21, 1993
Applicant:
Inventor:
Mary H Delton, Honeoye Falls, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430569 ; 430567 ;
Abstract
A process is disclosed of preparing a high bromide high aspect ratio tabular grain emulsion. At least a portion of grain growth is conducted in a temperature range of from 30.degree. to 90.degree. C. within a low pAg window and, during the low pAg grain growth, precipitation is conducted in the presence of chloride ion, which acts to offsets tabular grain thickening attributable to grain growth in the low pAg window.
Delton, Mary. (1994). Process for the low pag preparation of high aspect ratio tabular grain (U.S. Patent No. 5372927). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5372927
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