IP Library › Granted Patent US 6,748,093
Granted Patent Utility
US 6,748,093 · Confirmation No. 4746

HEARING AID WITH A TIGHTENING RING

Inventor: Jan Topholm
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2004-04-02 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-02-18 FRPR Certified Copy of Foreign Priority Application 5 View
2001-04-23 TRNA Transmittal of New Application 2 View
2001-04-23 SPEC Specification 24 View
2001-04-23 CLM Claims 2 View
2001-04-23 ABST Abstract 1 View
2001-04-23 DRW Drawings-only black and white line drawings 19 View
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Quick Facts
Patent No.
US 6,748,093
App. No.
09/839,227
Filed
2001-04-23
Granted
2004-06-08
Pub. No.
US20020136421A1
Art Unit
2643
PTA
-132 days