IP Library › Patent Application 63183077
Patent Application Provisional
App. No. 63/183,077 · Confirmation No. 5374

COVERED HOPPER RAILCAR

Provisional Application Expired
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 Code Description Pages PDF
2025-12-15 OATH Oath or Declaration filed 4 View
2021-05-12 APP.FILE.REC Filing Receipt 3 View
2021-05-03 ADS Application Data Sheet 9 View
2021-05-03 WFEE Fee Worksheet (SB06) 2 View
2021-05-03 N417 Electronic Filing System Acknowledgment Receipt 2 View
2021-05-03 SPEC Specification 16 View
2021-05-03 CLM Claims 1 View
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Quick Facts
App. No.
63/183,077
Filed
2021-05-03