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Official data from INPI

PROCESSO INTEGRADO PARA A SEPARACAO DE UM GAS ASSOCIADO RICO EM DIOXIDO DE CARBONO COMPREENDENDO PRINCIPALMENTE METANO,NITROGENIO,ETANO,DIOXIDO DE CARBONO,SULFETO DE HIDROGENIO E UMA PEQUENA QUANTIDADE DE HIDROCARBONETOS LEVES

ArquivadaInvention Patent

Application data

Number

PI8402471

Type

Invention Patent

Filing

05/25/1983

Publication

04/02/1985

Progress at the INPI

  1. Filing05/25/83
  2. Publication04/02/85
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 05/25/1983 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: 07/07/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NORTON CO [US]

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Inventors

J. G. (pessoa física)

S. W. (pessoa física)

Z. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

07/07/1987

RPI 872

Publicação do pedido de patente

#3.1

04/02/1985

RPI 754

Pedido de patente depositado

#2.1

07/31/1984

RPI 719

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