IP Library › Assignment 024474/0466
Patent Assignment
Reel/Frame 024474/0466

Assignment of Assignor's Interest

Recorded: 2010-06-03 Pages: 2
Assignors
CARLOS GOMES DE OLIVEIRA, JOAO
Executed: 2010-03-09
Assignee
DT ENGENHARIA DE EMPREENDIMENTOS LTDA.
ALAMEDA MAMORE, 911, 2 ANDAR, ALPHAVILLE, BARUERI/SP, BRAZIL
Covered Property (1)
Process for Environmental Recovery in Urban Regions
Patent: 6,802,978 →
Application: 10/167,089 →
Publication: US 2003/0085176
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 1, 2020
From: DT ENGENHARIA DE EMPREENDIMENTOS LTDA
To: GOMES DE OLIVEIRA, JOÃO CARLOS
Reel/Frame 053115/0692 →