Patent Assignment
Reel/Frame 055516/0841
Assignment of Assignor's Interest
Recorded: 2021-03-08
Pages: 3
Assignors
CERSOSIMO, DARIO SERGIO
Executed: 2021-03-05
RIBEIRO DE ALMEIDA, JOANA DE NORONHA
Executed: 2021-03-05
TORRES FERNANDEZ, ASTRID DE JESUS
Executed: 2021-03-05
Assignee
PETROGAL BRASIL, S.A.
AVENIDA REPUBLICA DO CHILE, 330, 13 ANDAR - TORRE OESTE (ED. VENTURA) - CENTRO, RIO DE JANEIRO, 20031-170, BRAZIL
Covered Property
(1)
Storage and Retrieval of Subsurface Rock Physical Property Prediction Models Using Seismic Interpretation
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 8, 2021
From: SILVEIRA DE ALBUQUERQUE MARTINS, LEONARDO; TIZZEI, LEONARDO PONDIAN; ASHTON VITAL BRAZIL, EMILIO; DA SILVA FERREIRA, RODRIGO
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 055516/0770 →
Corrective Assignment to Correct the Name of the Assignee Topetrogal Brasil S.a. Previously Recorded on Reel 055516 Frame 0841. Assignor(S) Hereby Confirms the Assignment.
Mar 10, 2021
From: CERSOSIMO, DARIO SERGIO; RIBEIRO DE ALMEIDA, JOANA DE NORONHA; TORRES FERNANDEZ, ASTRID DE JESUS
To: PETROGAL BRASIL S.A.
Reel/Frame 055548/0864 →