Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Compositions to be polymerized by wave energy wherein said...
Reexamination Certificate
2008-04-15
2008-04-15
Berman, Susan W (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Compositions to be polymerized by wave energy wherein said...
C522S091000, C522S093000, C522S064000, C522S083000, C430S269000
Reexamination Certificate
active
07358283
ABSTRACT:
A radiation curable composition comprising: A) at least one urethane poly(meth) acrylate compound; B) at least one poly(meth)acrylate compound; C) at least one polyester poly(meth)acrylate compound; D) at least one silicone poly(meth)acrylate compound; E) at least one visible light range free radial photopolymerization initiator; and F) at least one UV light range free radical polymerization initiator.
REFERENCES:
patent: 5128391 (1992-07-01), Shustack
patent: 5977276 (1999-11-01), Toh et al.
patent: 6316516 (2001-11-01), Chien et al.
patent: 6593390 (2003-07-01), Johnson et al.
3-D Systems, Inc.
Berman Susan W
D'Alessamdro Ralph
Simons William A.
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