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App. No. 09/767,439 · Confirmation No. 2408

SIGNAL LIGHT FOR RAILROADS OR THE LIKE

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2011-10-27 PETDEC Petition Decision 1 View
2011-10-26 WFEE Fee Worksheet (SB06) 4 View
2011-09-28 PET.OP Petition for review by the Office of Petitions 4 View
2011-08-22 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-08-22 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-08-12 PA.. Power of Attorney 4 View
2011-08-12 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-08-12 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2001-03-19 ABST Abstract 1 View
2001-01-23 TRNA Transmittal of New Application 2 View
2001-01-23 SPEC Specification 14 View
2001-01-23 CLM Claims 3 View
2001-01-23 DRW Drawings-only black and white line drawings 3 View
2001-01-23 OATH Oath or Declaration filed 2 View
2001-01-23 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
App. No.
09/767,439
Filed
2001-01-23
Granted
2004-03-30
Pub. No.
US20020097166A1
Art Unit
2632
PTA
-104 days