IP Library Granted Patent US 6,741,471
Granted Patent Utility
US 6,741,471 · App. 10/444,702

Expansion board apparatus and removing method

Inventors: Kazuo Fujii, Yoshihisa Ishihara, Aaron Michael Stewart
Patented Case View Patent ↗
Granted: May 25, 2004 Filed: May 23, 2003
Inventors
Kazuo Fujii
Yoshihisa Ishihara
Aaron Michael Stewart
Assignee (at issue)
International Business Machines 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.

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 6,741,471
App. No.
10/444,702
Filed
2003-05-23
Granted
2004-05-25
Kind
B2