Granted Patent
Utility
US 6,357,776 · App. 09/164,068
Constant center of gravity tiltable chair of a wheelchair
Inventors:
Gerold Goertzen, Adrian J. Setacci, George R. Cockram, Todd Dinner, Hymie Pogir
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Sep 30, 1998
Inventors
Gerold Goertzen
Adrian J. Setacci
George R. Cockram
Todd Dinner
Hymie Pogir
Assignee (at issue)
INVACARE CORPORATION
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.