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Official data from INPI

COMBUSTIVEL PARA MOTOR DE COMBUSTAO INTERNA E PROCESSO PARA OPERACAO DOS MOTORES DE COMBUSTAO INTERNA COM O DITO COMBUSTIVEL

ConcedidaInvention Patent

Application data

Number

PI7801145

Type

Invention Patent

Filing

07/07/1977

Publication

-

Progress at the INPI

  1. Filing07/07/77
  2. Publication
  3. Examination
  4. Allowance05/17/88
  5. Grant10/25/88
  6. Expired09/21/93

The letters patent expired on 09/21/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

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

Applicants and inventors

Applicants

SUZUKI MOTOR CO

Inventors

E. S. (pessoa física)

O. N. (pessoa física)

T. K. (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

09/15/1987

RPI 882

Conhecimento de parecer técnico

#7.1

05/11/1982

RPI 603

Carta-patente expirada

#21.1

09/21/1993

RPI 1190

20.4

06/25/1991

RPI 1073

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