Granted Patent
Utility
US 4,545,085 · App. 06/600,830
Wheeled structure for supporting a patient in a sitting position
Inventor:
Mats Feldt
Patented Case
View Patent ↗
Granted: Oct 8, 1985
Filed: Apr 16, 1984
Inventor
Mats Feldt
Assignee (at issue)
Landstingens Inkopscentral LIC
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.