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Official data from INPI

PROCESSO PARA FORMAR UM RETORTA PARA XISTO OLEIFERO E PROCESSO PARA A RECUPERACAO DE PRODUTOS LIQUIDOS E GASOSOS DE UMA FORMACAO SUBTERRANEA QUE CONTEM XISTO OLEIFERO

ArquivadaInvention Patent

Application data

Number

PI7904889

Type

Invention Patent

Filing

07/31/1978

Publication

-

Progress at the INPI

  1. Filing07/31/78
  2. Publication
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 07/31/1978 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/27/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OCCIDENTAL OIL SHALE INC

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Inventors

R. T. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

12/27/1983

RPI 688

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