Granted Patent
Utility
US 6,746,381 · App. 09/745,823
Exercise weight selection methods and apparatus
Inventor:
Mark A. Krull
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Dec 21, 2000
Inventor
Mark A. Krull
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.