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. 17, 1978
Filed:
Aug. 12, 1977
Applicant:
Inventors:
Gerhard Hanisch, Dessau, DD;
Gunther Fischer, Leipzig, DD;
Seigfried Gahler, Wolfen, DD;
Udo Franz, Dessau, DD;
Karl Kuschel, Muhlbeck, DD;
Roland Mayer, Dresden, DD;
Gunther Bach, Dessau, DD;
Karl-Wilhelm Junge, Dessau, DD;
Assignee:
VEB Filmfabrik Wolfen, , DD;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
96107 ; 96108 ;
Abstract
An improved photographic silver-halide emulsion containing a sensitizer additive which is an asymmetrical disulfide of the formula