Granted Patent
Utility
US 6,134,731 · App. 09/283,935
Adjustable support apparatus
Inventors:
Paul Thom, Kurt Landsberger
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Apr 1, 1999
Inventors
Paul Thom
Kurt Landsberger
Assignee (at issue)
Bel-Art Products
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.