Granted Patent
Utility
US 6,070,898 · App. 09/134,286
Suspension system for a wheelchair
Inventors:
Paul C. Dickie, Robert A. Taylor
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Aug 14, 1998
Inventors
Paul C. Dickie
Robert A. Taylor
Assignee (at issue)
Sunrise Medical GmbH
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.