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Official data from INPI

PROCESSO PARA RECUPERACAO DE OLEO DE UMA FORMACAO OLEIFERA SUBTERRANEA

Em AnáliseInvention Patent

Application data

Number

PI7800650

Type

Invention Patent

Filing

02/02/1978

Publication

-

Progress at the INPI

  1. Filing02/02/78
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 04/02/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TEXACO DEVELOPMENT CORP

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Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Notificação para pagamento de retribuição

#13.1

06/08/1982

RPI 607

Deferimento

#9.1

02/24/1982

RPI 592

15.0

02/09/1982

RPI 590

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