IP Library › Granted Patent US 6,640,550
Granted Patent Utility
US 6,640,550 · Confirmation No. 1807

GAS TURBO-GROUP

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2013-08-08 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-07-22 A.NA Amendment after Notice of Allowance (Rule 312) 1 View
2003-07-22 SPEC Specification 1 View
2003-07-22 REM Applicant Arguments/Remarks Made in an Amendment 1 View
2002-03-05 TRNA Transmittal of New Application 2 View
2002-03-05 SPEC Specification 9 View
2002-03-05 CLM Claims 2 View
2002-03-05 ABST Abstract 1 View
2001-11-21 TRNA Transmittal of New Application 2 View
2001-11-21 SPEC Specification 8 View
2001-11-21 CLM Claims 4 View
2001-11-21 ABST Abstract 1 View
2001-11-21 DRW Drawings-only black and white line drawings 2 View
2001-11-21 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,640,550
App. No.
09/989,657
Filed
2001-11-21
Granted
2003-11-04
Pub. No.
US20030106322A1
Art Unit
3746
PTA
-96 days