IP Library › Granted Patent US D488,601
Granted Patent Design
US D488,601 · Confirmation No. 6230

BRUSH CLEANING UNIT

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2004-02-02 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-05-31 TRNA Transmittal of New Application 2 View
2002-05-31 SPEC Specification 2 View
2002-05-31 DRW Drawings-only black and white line drawings 2 View
2002-05-31 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US D488,601
App. No.
29/161,450
Filed
2002-05-31
Granted
2004-04-13
Art Unit
2911
PTA
0 days