Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2007-02-27
2007-02-27
Choi, Ling Sui (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S242000, C526S250000, C526S253000, C528S397000, C528S401000
Reexamination Certificate
active
10816153
ABSTRACT:
The present invention is generally directed to perfluoroalkylated fluorene polymers. It further relates to a process for preparing the polymers and devices that are made with the polymers.
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Feiring Andrew Edward
Uckert Frank P.
Choi Ling Sui
E. I. du Pont de Nemours and Company
Lamming John H.
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