Granted Patent
Utility
US 6,124,406 · App. 09/052,573
Blocky chlorinated polyolefins, process for making and use as impact modifier compatibilizer for PVC or CPVC
Inventors:
Bernard F. Cinadr, Carole A. Lepilleur, Arthur L. Backman, Robert E. Detterman, Theodore Joseph Schmitz
Patented Case
View Patent ↗
Granted: Sep 26, 2000
Filed: Mar 31, 1998
Inventors
Bernard F. Cinadr
Carole A. Lepilleur
Arthur L. Backman
Robert E. Detterman
Theodore Joseph Schmitz
Assignee (at issue)
B. F. Goodrich Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.