Granted Patent
Utility
US 4,527,372 · App. 06/488,795
High performance composite floor structure
Inventor:
Thomas G. Ryan
Patented Case
View Patent ↗
Granted: Jul 9, 1985
Filed: Apr 26, 1983
Inventor
Thomas G. Ryan
Assignee (at issue)
Cyclops 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.