IP Library Granted Patent US 6,539,942
Granted Patent Utility Small
US 6,539,942 · Confirmation No. 8579

ENDOTRACHEAL INTUBATION DEVICE

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Code Description Pages PDF
2017-08-25 C.AD Change of Address 2 View
2017-08-25 N417 Electronic Filing System Acknowledgment Receipt 2 View
2001-04-19 TRNA Transmittal of New Application 1 View
2001-04-19 SPEC Specification 13 View
2001-04-19 CLM Claims 4 View
2001-04-19 ABST Abstract 1 View
2001-04-19 DRW Drawings-only black and white line drawings 3 View
2001-04-19 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,539,942
App. No.
09/837,326
Filed
2001-04-19
Granted
2003-04-01
Pub. No.
US20020153008A1
Art Unit
3761
PTA
-55 days