Granted Patent
Utility
US 4,804,693 · App. 06/944,082
Crack resistant coating for masonry structures
Inventors:
John D. Harvey, Andre V. Gindre
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: Dec 22, 1986
Inventors
John D. Harvey
Andre V. Gindre
Assignee (at issue)
THE GOODYEAR TIRE & RUBBER COMPANY
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.