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
2004-12-15
2010-02-09
Cheung, William K (Department: 1796)
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...
C524S507000
Reexamination Certificate
active
07659338
ABSTRACT:
Polychloroprene dispersions containing particles of urea derivatives having a particle size in the range of 10 to 400 nm, which can be used in adhesive compositions. The adhesive compositions can be used to provide substrates containing adhesive layers obtained from the compositions.
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Mazanek Jan
Musch Rüdiger
Panskus Knut
Perrey Hermann
Bayer MaterialScience AG
Cheung Noland J.
Cheung William K
Klemz Robert S.
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