Granted Patent
Utility
US 4,450,873 · App. 06/043,272
Reinforced plastic composite structure
Inventors:
Thomas H. Sadler, John J. Dalton
Patented Case
View Patent ↗
Granted: May 29, 1984
Filed: May 29, 1979
Inventors
Thomas H. Sadler
John J. Dalton
Assignee (at issue)
Manville Service Corporation
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.