Granted Patent
Utility
US 4,729,156 · App. 06/899,032
Method of converting vehicle body from hardtop to convertible structure
Inventors:
Frank W. Norris, Jr., Ronald Benedict, James Burgess, Gary Stewart
Patented Case
View Patent ↗
Granted: Mar 8, 1988
Filed: Aug 21, 1986
Inventors
Frank W. Norris, Jr.
Ronald Benedict
James Burgess
Gary Stewart
Assignee (at issue)
Car Craft Co.
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.