IP Library Granted Patent US 6,131,532
Granted Patent Utility
US 6,131,532 · App. 09/008,196

Inflatable sailboat

Inventors: William K. Winner, David C. Johnson
Patented Case View Patent ↗
Granted: Oct 17, 2000 Filed: Jan 15, 1998
Inventors
William K. Winner
David C. Johnson

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,131,532
App. No.
09/008,196
Filed
1998-01-15
Granted
2000-10-17
Kind
A