IP Library › Granted Patent US 6,705,989
Granted Patent Utility
US 6,705,989 · Confirmation No. 6015

RETRACTOR FOR USE IN ENDOSCOPIC SURGERY AND MEDICAL INSTRUMENT FOR INTRODUCING A RETRACTOR AND METHOD FOR THE USE OF A RETRACTOR IN ENDOSCOPIC SURGERY

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2018-05-01 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2015-05-08 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2004-01-05 IFEE Issue Fee Payment (PTO-85B) 2 View
2001-11-06 TRNA Transmittal of New Application 3 View
2001-11-06 A.PE Preliminary Amendment 8 View
2001-11-06 SPEC Specification 12 View
2001-11-06 CLM Claims 3 View
2001-11-06 ABST Abstract 1 View
2001-11-06 DRW Drawings-only black and white line drawings 4 View
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Quick Facts
Patent No.
US 6,705,989
App. No.
09/991,837
Filed
2001-11-06
Granted
2004-03-16
Pub. No.
US20020111536A1
Art Unit
3732
PTA
-5 days