Official data from INPI

PROCESSO PARA RECUPERACAO DE OLEO

ArquivadaInvention Patent

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Application data

Number

PI8602044

Type

Invention Patent

Filing

05/07/1985

Publication

01/06/1987

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Progress at the INPI

Filing05/07/85
Publication01/06/87
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 05/07/1985 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MOBIL NORTH SEA LTD [GB]

Inventors

B. J. (pessoa física)

Technical data

IPC Classification

E21B 43/20

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

04/11/1989

RPI 964

14.1

05/31/1988

RPI 919

Publicação do pedido de patente

#3.1

01/06/1987

RPI 846

Pedido de patente depositado

#2.1

11/04/1986

RPI 837

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