Granted Patent
Utility
US 6,324,451 · App. 09/586,686
Detection of the presence of a convertible top using compass electronics
Inventor:
Patrick Regan
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Jun 1, 2000
Inventor
Patrick Regan
Assignee (at issue)
Daimlerchrysler AG
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.