Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate
2009-05-11
2011-12-27
Pepitone, Michael (Department: 1767)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C424S422000, C424S484000, C424S486000, C623S007000, C623S008000, C524S548000, C524S555000, C525S178000
Reexamination Certificate
active
08084513
ABSTRACT:
Compositions of cross-linked polyvinylpyrrolidone (PVP) are disclosed that are generally in the form of an elastic, hydrophilic, water-insoluble viscous cohesive mass of material that has many important medical uses including uses as a filler for implants. The present invention also involves a process for producing such compositions.
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Sales Specifications PLASDONE K-29/32; International Specialty Products; Aug. 4, 2008.
Search Report dated Jan. 28, 2011.
Beisang Arthur A.
Beisang Daniel J.
Beisang, III Arthur A.
Ersek Robert A.
Mersereau C. G.
Nikolai & Mersereau , P.A.
Pepitone Michael
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