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
2006-10-10
2006-10-10
Harlan, Robert D. (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...
C525S240000
Reexamination Certificate
active
07119139
ABSTRACT:
The present invention relates to polypropylene resin compositions comprising a syndiotactic polypropylene incorporating at least one particulate material or chemical additive.
REFERENCES:
patent: 5663268 (1997-09-01), Winter et al.
patent: 6300419 (2001-10-01), Sehanobish et al.
patent: 6653385 (2003-11-01), Wang et al.
Fina Technology, Inc.
Harlan Robert D.
Jackson William D.
Krueger Tenley R.
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