Patent Assignment
Reel/Frame 060545/0185
Assignment of Assignor's Interest
Recorded: 2022-07-19
Pages: 3
Assignor
MACIEL, JOSELITO BARBOSA
Executed: 2022-06-30
Assignee
PETROLEO BRASILEIRO S.A. - PETROBRAS
AVENIDA REPUBLICA DO CHILE, NO. 65, CENTRO, RJ, RIO DE JANEIRO, 20031-912, BRAZIL
Covered Property
(1)
Chemical Product Comprising an Anionic Surfactant, Chelant, and Enzyme, and Process for Cleaning Nanofiltration and Reverse Osmosis Membranes