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FLUORINATED ALKENE REFRIGERANT COMPOSITIONS

16/589,770 | U.S. Patent Application

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Location ELECTRONIC
Filed Oct. 1, 2019
Examiner JOHN R HARDEE
Class 252
Art Group 1761
Case Type Utility - 252/068000
Status Abandoned -- Failure to Pay Issue Fee
Parent 15/490,413 Abandoned
Parent 11/385,259 Patented
Parent 10/695,212 Abandoned
Parent 60/421,263 Expired
Parent 60/421,435 Expired
Child 17/838,669 Abandoned
Last Updated: 5 months, 1 week ago
Date # Transaction