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:
Jan. 08, 2008
Filed:
Nov. 10, 2006
Applicants:
Miyuki Teranishi, Tokyo, JP;
Hiroto Ito, Tokyo, JP;
Inventors:
Miyuki Teranishi, Tokyo, JP;
Hiroto Ito, Tokyo, JP;
Assignee:
Konica Minolta Medical & Graphic Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 5/18 (2006.01); G03C 5/26 (2006.01); G03C 1/00 (2006.01); G03C 1/005 (2006.01); G03C 1/494 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for separating photosensitive silver halide particles by precipitation from a dispersion comprising the silver halide particles and a protective colloid of a natural polymer, the method comprising the step of mixing the dispersion with an organic polymer having a logarithm value of n-octanol/water partition coefficient (being a log P value) of 0.8 to 2.0 so as to separate the silver halide particles from the dispersion.