IP Library › Granted Patent US 6,559,082
Granted Patent Utility PCT National Stage
US 6,559,082 · Confirmation No. 2101

INSULATING REFRACTORY MATERIAL

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2018-01-09 OATH Oath or Declaration filed 12 View
2002-07-30 LET. Miscellaneous Incoming Letter 24 View
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Quick Facts
Patent No.
US 6,559,082
App. No.
10/129,993
Filed
2002-07-30
Effective Filing
2002-05-13
Granted
2003-05-06
Art Unit
1755
PTA
0 days