IP Library › Assignment 039290/0637
Patent Assignment
Reel/Frame 039290/0637

Assignment of Assignor's Interest

Recorded: 2016-07-29 Pages: 6
Assignors
BEOUTIS, PERCY PONCE
Executed: 2016-07-18
PLENGE, GUSTAVO
Executed: 2016-07-22
Assignee
COMPAÑIA DE MINAS BUENAVENTURA
CALLE LAS BEGONIAS 415, SAN ISIDRO, LIMA, PERU
Covered Property (1)
Process for Extraction of Copper from Arsenical Copper Sulfide Concentrate
Application: 15/222,887 →
Publication: US 2018/0030573
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Names of the Inventors to Reflect Their Legal, Full Names Previously Recorded on Reel 039290 Frame 0637. Assignor(S) Hereby Confirms the Assignment. Oct 25, 2018
From: PONCE BEOUTIS, PERCY; PLENGE THORNE, JUAN CARLOS GUSTAVO
To: COMPANIA DE MINAS BUENAVENTURA
Reel/Frame 047321/0659 →