Granted Patent
Utility
US 6,135,046 · App. 09/285,572
Spring biased drift anchor
Inventor:
Joseph Beech
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Apr 2, 1999
Inventor
Joseph Beech
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.