IP Library › Granted Patent US 6,724,224
Granted Patent Utility
US 6,724,224 · Confirmation No. 4363

BUS RELAY AND VOLTAGE SHIFTER WITHOUT DIRECTION CONTROL INPUT

Inventor: Xianxin Li
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2004-02-25 IFEE Issue Fee Payment (PTO-85B) 2 View
2003-04-29 IDS Information Disclosure Statement (IDS) Form (SB08) 2 View
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Quick Facts
Patent No.
US 6,724,224
App. No.
10/249,413
Filed
2003-04-07
Granted
2004-04-20
Art Unit
2819
PTA
-64 days