Granted Patent
Utility
US 6,446,276 · App. 09/725,636
Walk-on tray for concealing a pool cover operation system
Inventor:
Wesley L. Mathis
Patented Case
View Patent ↗
Granted: Sep 10, 2002
Filed: Nov 29, 2000
Inventor
Wesley L. Mathis
Assignee (at issue)
Pool Cover Specialists National, 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.