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Official data from INPI

PROCESSO PARA A RECUPERACAO DE HIDROCARBONETOS

ArquivadaInvention Patent
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Application data

Number

PI7803631

Type

Invention Patent

Filing

06/06/1977

Publication

-
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Progress at the INPI

  1. Filing06/06/77
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 12/06/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TEXACO EXPLORATION CA LTD

Inventors

No inventors listed.

Technical data

IPC Classification

C10G 1/00E21B 43/16

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/06/1983

RPI 685

Exigência - art. 36 da LPI

#6.1

02/01/1983

RPI 641

Republicação - classificação IPC

#15.11

09/08/1982

RPI 620

Exigência - art. 36 da LPI

#6.1

07/27/1982

RPI 614

6.2

10/06/1981

RPI 572

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