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Official data from INPI

PROCESSO PARA ESTABILIZACAO DE MISTURAS DE GASOLINA E METANOL E COMPOSICOES

ConcedidaInvention Patent

Application data

Number

PI8002061

Type

Invention Patent

Filing

04/06/1979

Publication

-

Progress at the INPI

  1. Filing04/06/79
  2. Publication
  3. Examination
  4. Allowance05/17/88
  5. Grant10/25/88
  6. Terminated02/04/92

The patent was granted on 10/25/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. K. (pessoa física)

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Inventors

K. G. (pessoa física)

Z. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Exigência - art. 36 da LPI

#6.1

12/15/1987

RPI 895

Conhecimento de parecer técnico

#7.1

06/21/1983

RPI 661

6.2

09/28/1982

RPI 623

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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