Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Reexamination Certificate
2005-08-30
2005-08-30
Egwim, Kelechi C. (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
C106S493000, C106S494000, C106S499000, C252S299010, C252S299700
Reexamination Certificate
active
06936658
ABSTRACT:
The invention deals with thermoplastic compositions comprising at least one transparent or translucent thermoplastic material and a pigment wherein the thermoplastic composition comprises at least one cholesteric liquid crystal polymeric plate shaped pigment in a quantity of 0.55 or less parts by weight per 100 parts by weight of the transparent or translucent thermoplastic material.
REFERENCES:
patent: 5851604 (1998-12-01), Muller-Rees et al.
patent: 6207344 (2001-03-01), Ramlow et al.
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