IP Library › Granted Patent US 6,412,789
Granted Patent Utility
US 6,412,789 · Confirmation No. 1482

SEMI-TRAILER SUSPENSION AIR SPRING CONTROL SYSTEM

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2018-02-19 C.AD.PAIR Change of Address via Patent Application Information Retrieval (PAIR) 1 View
2018-02-19 C.AD.PAIR Change of Address via Patent Application Information Retrieval (PAIR) 1 View
2008-05-08 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2002-01-04 TRNA Transmittal of New Application 3 View
2002-01-04 SPEC Specification 13 View
2002-01-04 CLM Claims 2 View
2002-01-04 ABST Abstract 1 View
2002-01-04 DRW Drawings-only black and white line drawings 4 View
2002-01-04 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,412,789
App. No.
10/039,347
Filed
2002-01-04
Granted
2002-07-02
Art Unit
3683
PTA
0 days