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Official data from INPI

DISPOSITIVO DE REGULAGEM PARA UM MOTOR DE COMBUSTÃO INTERNA QUE COMPRIME A MISTURA

Em AnáliseInvention Patent

Application data

Number

PI8107136

Type

Invention Patent

Filing

11/04/1981

Publication

07/20/1982

Progress at the INPI

  1. Filing11/04/81
  2. Publication07/20/82
  3. Examination05/08/84
  4. Allowance04/09/85
  5. Grant10/01/85
  6. Terminated07/12/88

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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

DE

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Inventors

B. H. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3041638.7 · 11/05/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Exigência - art. 36 da LPI

#6.1

10/09/1984

RPI 729

Solicitação de exame técnico

#4.1

05/08/1984

RPI 707

Publicação do pedido de patente

#3.1

07/20/1982

RPI 613

Pedido de patente depositado

#2.1

12/22/1981

RPI 583

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