Granted Patent
Utility
US 4,722,541 · App. 06/516,229
Splash and spray suppressor for vehicles
Inventors:
David B. Gray, Frederick L. Stoller
Patented Case
View Patent ↗
Granted: Feb 2, 1988
Filed: Jul 22, 1983
Inventors
David B. Gray
Frederick L. Stoller
Assignee (at issue)
Phillips Petroleum 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.