Granted Patent
Utility
US 6,450,892 · App. 09/575,950
Bowling lane restoration and shielding sheet and method of assembly
Inventors:
Roy A. Burkholder, Raymond Fineran, Jan Hansen
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: May 23, 2000
Inventors
Roy A. Burkholder
Raymond Fineran
Jan Hansen
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.