IP Library › Granted Patent US 6,622,823
Granted Patent Utility
US 6,622,823 · App. 10/042,785

Tree climbing apparatus

Inventor: Jay Engstrom
Patented Case View Patent ↗
Granted: Sep 23, 2003 Filed: Jan 9, 2002
Inventor
Jay Engstrom
Assignee (at issue)
ARDISAM, 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.

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 6,622,823
App. No.
10/042,785
Filed
2002-01-09
Granted
2003-09-23
Kind
B2