Granted Patent
Utility
US 6,173,550 · App. 09/250,768
Wood I-beam conditioned reinforcement panel
Inventor:
Daniel A. Tingley
Patented Case
View Patent ↗
Granted: Jan 16, 2001
Filed: Feb 15, 1999
Inventor
Daniel A. Tingley
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.