IP Library › Patent Application 62449126
Patent Application Provisional Small
App. No. 62/449,126 · Confirmation No. 1087

Train Pantograph Structural Health Monitoring System

Inventors: Chang Zhang, Lei Liu
Provisional Application Expired
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 Code Description Pages PDF
2018-04-03 N572 Response - Re: Informal Power of Attorney (PTOL-308) 2 View
2018-04-03 APP.FILE.REC Filing Receipt 3 View
2018-04-03 PEFN Pre-Exam Formalities Notice 1 View
2018-04-03 PD.AUTH.G Acceptance of Permission to Access Application 1 View
2018-03-29 PA.. Power of Attorney 4 View
2018-03-29 PD.TO.AUTH Authorization or Rescission of Authorization to Access Application by Digital Access Service /Priority Document Exchange Office 2 View
2018-03-29 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2018-03-29 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2018-03-29 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2018-03-29 N417 Electronic Filing System Acknowledgment Receipt 3 View
2018-03-22 PD.TO.AUTH Authorization or Rescission of Authorization to Access Application by Digital Access Service /Priority Document Exchange Office 1 View
2018-03-22 N417 Electronic Filing System Acknowledgment Receipt 2 View
2017-02-02 APP.FILE.REC Filing Receipt 3 View
2017-01-23 SPEC Specification 5 View
2017-01-23 CLM Claims 2 View
2017-01-23 TR.PROV Provisional Cover Sheet (SB16) 3 View
2017-01-23 WFEE Fee Worksheet (SB06) 2 View
2017-01-23 N417 Electronic Filing System Acknowledgment Receipt 3 View
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Quick Facts
App. No.
62/449,126
Filed
2017-01-23