Granted Patent
Utility
US 6,035,975 · App. 09/245,789
Wheel lock assembly
Inventor:
Howard Loewenthal
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Feb 5, 1999
Inventor
Howard Loewenthal
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.