Granted Patent
Utility
US 4,650,828 · App. 06/866,506
Molding composition containing functionalized thermoplastic rubber and method
Inventor:
Barry D. Dean
Patented Case
View Patent ↗
Granted: Mar 17, 1987
Filed: May 23, 1986
Inventor
Barry D. Dean
Assignee (at issue)
Atlantic Richfield 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.