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Official data from INPI

PROCESSO E DISPOSITIVO PARA CONVERSÃO DE ÁLCOOL EM ÉTER ADAPTADO A MOTORES POR COMPRESSÃO.

Em AnáliseInvention Patent

Application data

Number

PI8008205

Type

Invention Patent

Filing

12/15/1980

Publication

-

Progress at the INPI

  1. Filing12/15/80
  2. Publication
  3. Examination09/20/83
  4. Allowance02/12/85
  5. Grant10/01/85
  6. Terminated11/16/88

The patent was granted on 10/01/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brasex Participações Limitada

Inventors

N. J. (pessoa física)

Technical data

IPC Classification

Priority claims

ZA

79/7031 · 12/27/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

05/28/1985

RPI 762

14.7

05/07/1985

RPI 759

Deferimento

#9.1

02/12/1985

RPI 747

Exigência - art. 36 da LPI

#6.1

08/14/1984

RPI 721

Solicitação de exame técnico

#4.1

09/20/1983

RPI 674

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