Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate
2003-01-31
2008-03-25
Sanders, Kriellion A (Department: 1714)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C106S410000, C106S493000, C540S136000
Reexamination Certificate
active
07348372
ABSTRACT:
A method for distortion-free pigmentation of partly-crystalline plastics, characterized in that a phthalocyanine pigment is used which has been heated to a temperature of at least 80° C. as a suspension in an acid-free organic medium in the presence of a base.
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English abstract for JP 2001 181530, Jul. 3, 2001.
U.S. Appl. No. 10/569,112, filed Feb. 21, 2006, Ganschow.
Brychcy Klaus
Hundsdorf Thomas
Metz Hans Joachim
Stohr Andreas
Clariant Produkte ( Deutschland) GmbH
Sanders Kriellion A
Silverman Richard P.
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