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Official data from INPI

MOTOR DE COMBUSTÃO INTERNA.

Em AnáliseInvention Patent

Application data

Number

PI8001857

Type

Invention Patent

Filing

03/27/1980

Publication

-

Progress at the INPI

  1. Filing03/27/80
  2. Publication
  3. Examination01/18/83
  4. Allowance12/13/83
  5. Grant05/29/84
  6. Terminated05/17/88

The patent was granted on 05/29/1984 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

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Inventors

W. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

025.277 · 03/29/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

04/10/1984

RPI 703

Deferimento

#9.1

12/13/1983

RPI 686

Solicitação de exame técnico

#4.1

01/18/1983

RPI 639

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