Official data from INPI

PROCESSO E APARELHO PARA A RECUPERAÇÃO DE GÁS NATURAL, IN SITU, A PARTIR DE UMA FORMAÇÃO DE CAMADA DE XISTO NÃO PERTURBADA

ArquivadaInvention Patent

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Application data

Number

PI9002511

Type

Invention Patent

Filing

05/28/1990

Publication

01/14/1992

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Progress at the INPI

Filing05/28/90
Publication01/14/92
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 05/28/1990 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: 06/21/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ramex Syn-Fuels International, Inc.

Inventors

D. N. (pessoa física)

Technical data

IPC Classification

H04N 9/79

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

06/21/1994

RPI 1229

Publicação do pedido de patente

#3.1

01/14/1992

RPI 1102

Pedido de patente depositado

#2.1

10/09/1990

RPI 1036

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