Granted Patent
Utility
US 6,405,989 · App. 09/813,781
Rollable sports base
Inventors:
Mark E. Davis, Ronald A. White, Craig M. Saunders, Rene Polin, Keith Kristiansen, Michael Ballone, Gary Grossman
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Mar 22, 2001
Inventors
Mark E. Davis
Ronald A. White
Craig M. Saunders
Rene Polin
Keith Kristiansen
Michael Ballone
Gary Grossman
Assignee (at issue)
Huffy 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.