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Official data from INPI

MOTOR DE COMBUSTAO INTERNA

Em AnáliseInvention Patent

Application data

Number

PI7805143

Type

Invention Patent

Filing

09/23/1977

Publication

-

Progress at the INPI

  1. Filing09/23/77
  2. Publication
  3. Examination
  4. Allowance09/08/82
  5. Grant04/26/83
  6. Expired05/03/94

The letters patent expired on 05/03/1994: 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FIAT SPA

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Inventors

B. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

18.8

11/21/1989

RPI 996

Anuidade - prazo legal encerrado

#18.2

08/29/1989

RPI 984

Concessão da patente

#16.1

04/26/1983

RPI 653

Notificação para pagamento de retribuição

#13.1

01/11/1983

RPI 638

Deferimento

#9.1

09/08/1982

RPI 620

Exigência - art. 36 da LPI

#6.1

02/09/1982

RPI 590

Carta-patente expirada

#21.1

05/03/1994

RPI 1222

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