Granted Patent
Utility
US 6,497,447 · App. 09/930,564
Convertible hard top for vehicles
Inventor:
Michael T. Willard
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Aug 15, 2001
Inventor
Michael T. Willard
Assignee (at issue)
ASC REGENITY 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.