IP Library Granted Patent US 6,428,552
Granted Patent Utility
US 6,428,552 · Confirmation No. 2370

METHOD AND APPARATUS FOR CROSSING INTRAVASCULAR OCCLUSIONS

Inventor: Kurt D. Sparks
⬇ PDF
Code Description Pages PDF
2005-08-29 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-06-12 DRW Drawings-only black and white line drawings 5 View
2001-01-22 TRNA Transmittal of New Application 1 View
2001-01-22 SPEC Specification 9 View
2001-01-22 CLM Claims 3 View
2001-01-22 ABST Abstract 1 View
2001-01-22 DRW Drawings-only black and white line drawings 5 View
2001-01-22 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,428,552
App. No.
09/768,376
Filed
2001-01-22
Granted
2002-08-06
Pub. No.
US20020099397A1
Art Unit
3765
PTA
-70 days