Granted Patent
Utility
US 4,623,525 · App. 06/689,110
Stabilizing complex for poly(dichlorophosphazene)
Inventors:
William L. Hergenrother, John W. Fieldhouse, Adel Farhan Halasa
Patented Case
View Patent ↗
Granted: Nov 18, 1986
Filed: Jan 7, 1985
Inventors
William L. Hergenrother
John W. Fieldhouse
Adel Farhan Halasa
Assignee (at issue)
The Firestone 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.