IP Library › Granted Patent US 4,223,009
Granted Patent Utility
US 4,223,009 · App. 05/805,397

Hair preparation containing vinyl pyrrolidone copolymer

Inventor: Paritosh M. Chakrabarti
Patented Case View Patent ↗
Granted: Sep 16, 1980 Filed: Jun 10, 1977
Inventor
Paritosh M. Chakrabarti
Assignee (at issue)
GAF Corporation

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Quick Facts
Patent No.
US 4,223,009
App. No.
05/805,397
Filed
1977-06-10
Granted
1980-09-16
Kind
A