Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2007-07-31
2007-07-31
Wu, David W. (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S317100, C526S318400, C526S318430, C526S323100, C526S323200
Reexamination Certificate
active
10514569
ABSTRACT:
Unsaturated acids are esterified with polyalcohols. The resulting reaction mixtures have utility.
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Daniel Thomas
Hartmann Gabriele
Jaworek Thomas
Koeniger Rainer
Schwalm Reinhold
BASF - Aktiengesellschaft
Bernshteyn M.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Wu David W.
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