Granted Patent
Utility
US 6,227,508 · App. 09/248,403
Adjustable support apparatus
Inventors:
Thomas A. Panzarella, David D. McClanahan
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Feb 12, 1999
Inventors
Thomas A. Panzarella
David D. McClanahan
Assignee (at issue)
Cook Specialty Company
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.