Granted Patent
Utility
US 6,537,157 · App. 09/999,845
Pit board for bowling alleys and method for making the same
Inventors:
Edward J. Dziura, Ted E. Brim
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Oct 24, 2001
Inventors
Edward J. Dziura
Ted E. Brim
Assignee (at issue)
Brunswick Bowling & Billiards Corporation
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.