IP Library › Granted Patent US 6,684,936
Granted Patent Utility
US 6,684,936 · Confirmation No. 9805

EROSION-RESISTANT COLD-BOX FOUNDRY BINDER SYSTEMS

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2014-05-30 OATH Oath or Declaration filed 19 View
2014-05-09 OATH Oath or Declaration filed 46 View
2003-12-11 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-04-10 TRNA Transmittal of New Application 3 View
2002-04-10 SPEC Specification 17 View
2002-04-10 CLM Claims 3 View
2002-04-10 ABST Abstract 1 View
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Quick Facts
Patent No.
US 6,684,936
App. No.
10/120,203
Filed
2002-04-10
Granted
2004-02-03
Pub. No.
US20030032695A1
Art Unit
1712
PTA
-50 days