IP Library › Granted Patent US 6,713,421
Granted Patent Utility PCT National Stage
US 6,713,421 · Confirmation No. 7716

BLANK COMPRISED OF A ZIRCONIUM OXIDE CERAMIC WITH AN OXIDIC ADDITIVE AND THE USE THEREOF

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2005-06-24 COCIN Request for Certificate of Correction 1 View
2004-02-13 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-04-11 LET. Miscellaneous Incoming Letter 17 View
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Quick Facts
Patent No.
US 6,713,421
App. No.
10/049,661
Filed
2002-04-11
Effective Filing
2002-02-15
Granted
2004-03-30
Art Unit
1755
PTA
-2 days