Granted Patent
Utility
US 6,140,434 · App. 09/227,367
Synthesis of high vinyl rubber
Inventors:
Adel Farhan Halasa, Wen-Liang Hsu
Patented Case
View Patent ↗
Granted: Oct 31, 2000
Filed: Jan 8, 1999
Inventors
Adel Farhan Halasa
Wen-Liang Hsu
Assignee (at issue)
THE GOODYEAR TIRE & RUBBER 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.