Patent Assignment
Reel/Frame 066886/0542
Assignment of Assignor's Interest
Recorded: 2024-03-25
Pages: 7
Assignors
MOREIRA DA SILVA, FERNANDO ANTONIO
Executed: 2024-03-15
FERREIRA DA SILVA, MARIO GERMINO
Executed: 2024-03-15
CRISTANTE, VALTAIR MARCOS
Executed: 2024-03-15
Assignee
PETRÓLEO BRASILEIRO S.A. - PETROBRAS
AV. REPÚBLICA DO CHILE, N.65, CENTRO, RIO DE JANEIRO, RJ 20031912, BRAZIL
Covered Property
(1)
Autonomous Chemical Treatment System and Method for Drilling and Completion Rigs