IP Library › Patent Application 61677528
Patent Application Provisional
App. No. 61/677,528 · Confirmation No. 5521

Passive Vacuum Breaker

Inventor: Yongrak Kwon
Provisional Application Expired
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 Code Description Pages PDF
2021-11-05 OATH Oath or Declaration filed 6 View
2012-08-08 APP.FILE.REC Filing Receipt 3 View
2012-07-31 PD.TO.AUTH Authorization or Rescission of Authorization to Access Application by Digital Access Service /Priority Document Exchange Office 2 View
2012-07-31 WFEE Fee Worksheet (SB06) 2 View
2012-07-31 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-07-31 ADS Application Data Sheet 4 View
2012-07-31 ABST Abstract 1 View
2012-07-31 DRW Drawings-only black and white line drawings 2 View
2012-07-31 SPEC Specification 1 View
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Quick Facts
App. No.
61/677,528
Filed
2012-07-31