IP Library › Patent Application 61879452
Patent Application Provisional
App. No. 61/879,452 · Confirmation No. 9656

LET RETROFIT MODULE FOR RAILWAY SIGNALING

Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2013-10-02 APP.FILE.REC Filing Receipt 3 View
2013-09-18 TR.PROV Provisional Cover Sheet (SB16) 3 View
2013-09-18 SPEC Specification 8 View
2013-09-18 DRW Drawings-only black and white line drawings 9 View
2013-09-18 WFEE Fee Worksheet (SB06) 2 View
2013-09-18 N417 Electronic Filing System Acknowledgment Receipt 3 View
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Quick Facts
App. No.
61/879,452
Filed
2013-09-18