Granted Patent
Utility
US 4,533,489 · App. 06/559,150
Formable light reflective compositions
Inventors:
Bradley K. Utts, Oley D. Wimer
Patented Case
View Patent ↗
Granted: Aug 6, 1985
Filed: Dec 7, 1983
Inventors
Bradley K. Utts
Oley D. Wimer
Assignee (at issue)
Harshaw/Filtrol Partnership
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.