Granted Patent
Utility
US 4,311,044 · App. 06/124,007
Tire sidewall bump/depression detection system
Inventors:
Christine A. Marshall, Michael Scalera
Patented Case
View Patent ↗
Granted: Jan 19, 1982
Filed: Feb 25, 1980
Inventors
Christine A. Marshall
Michael Scalera
Assignee (at issue)
B. F. Goodrich 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.