Granted Patent
Utility
US 4,519,869 · App. 06/567,444
Manufacture of filamentary composites
Inventors:
Dee R. Gill, Rex B. Marks
Patented Case
View Patent ↗
Granted: May 28, 1985
Filed: Feb 28, 1982
Inventors
Dee R. Gill
Rex B. Marks
Assignee (at issue)
HERCULES LLC
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.