Granted Patent
Utility
US 6,533,671 · App. 09/870,964
Composite landing surface for sports
Inventors:
Edward Isabelle, Frank L. Bare
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: May 31, 2001
Inventors
Edward Isabelle
Frank L. Bare
Assignee (at issue)
Woodward Camp Properties, 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.