IP Library › Granted Patent US 6,591,446
Granted Patent Utility
US 6,591,446 · Confirmation No. 7623

UPRIGHT VACUUM CLEANER WITH CYCLONIC AIR FLOW

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2011-06-15 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 22 View
2008-08-19 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2002-09-17 TRNA Transmittal of New Application 2 View
2002-09-17 A.PE Preliminary Amendment 12 View
2002-09-17 SPEC Specification 13 View
2002-09-17 CLM Claims 6 View
2002-09-17 ABST Abstract 1 View
2002-09-17 DRW Drawings-only black and white line drawings 8 View
2002-09-17 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,591,446
App. No.
10/244,900
Filed
2002-09-17
Granted
2003-07-15
Pub. No.
US20030014830A1
Art Unit
1744
PTA
-63 days