Granted Patent
Utility
US 4,735,828 · App. 06/889,005
Reinforced fibre products and process of making
Inventors:
Frederic N. Cogswell, Umakant Measuria
Patented Case
View Patent ↗
Granted: Apr 5, 1988
Filed: Jul 24, 1986
Inventors
Frederic N. Cogswell
Umakant Measuria
Assignee (at issue)
IMPERIAL CHEMICAL INDUSTRIES LIMITED
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.