Granted Patent
Utility
US 6,572,430 · App. 10/186,513
Modular game call system
Inventor:
Wilbur R. Primos
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Jul 1, 2002
Inventor
Wilbur R. Primos
Assignee (at issue)
PRIMOS, INC.
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.