IP Library › Granted Patent US 6,718,692
Granted Patent Utility
US 6,718,692 · Confirmation No. 6336

SAFETY HATCH FOR PREVENTING FALL-THROUGH AND UNAUTHORIZED ENTRY

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2012-05-08 PET.AUTO ePetition Request Form 3 View
2012-05-08 WFEE Fee Worksheet (SB06) 2 View
2012-05-08 PET.DEC.AUTO ePetition Grant Letter 1 View
2012-05-08 N417 Electronic Filing System Acknowledgment Receipt 2 View
2004-01-15 IFEE Issue Fee Payment (PTO-85B) 2 View
2003-11-25 DIST Terminal Disclaimer 4 View
2002-11-08 TRNA Transmittal of New Application 4 View
2002-11-08 SPEC Specification 18 View
2002-11-08 CLM Claims 8 View
2002-11-08 ABST Abstract 1 View
2002-07-30 TRNA Transmittal of New Application 4 View
2002-07-30 A.PE Preliminary Amendment 3 View
2002-07-30 DRW Drawings-only black and white line drawings 7 View
2002-04-29 TRNA Transmittal of New Application 6 View
2002-04-29 SPEC Specification 18 View
2002-04-29 CLM Claims 8 View
2002-04-29 ABST Abstract 1 View
2002-04-29 DRW Drawings-only black and white line drawings 6 View
2002-04-29 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,718,692
App. No.
10/135,101
Filed
2002-04-29
Granted
2004-04-13
Pub. No.
US20030037489A1
Art Unit
3634
PTA
-80 days