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Official data from INPI

DISPOSITIVO DE IGNIÇÃO PARA UM MOTOR DE COMBUSTÃO INTERNA QUE COMPRIME AR.

PublicadaInvention Patent
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Application data

Number

PI8704770

Type

Invention Patent

Filing

09/15/1987

Publication

05/03/1988
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Progress at the INPI

  1. Filing09/15/87
  2. Publication05/03/88
  3. Examination10/23/90
  4. Allowance05/18/93
  5. Grant10/26/93
  6. Terminated10/24/95

The patent was granted on 10/26/1993 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: 05/03/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. P. (pessoa física)

DE

Inventors

U. H. (pessoa física)

DE

Technical data

IPC Classification

F02P 19/02

Priority claims

DE

P 36 31 473.0 · 09/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/03/1988

RPI 915

Pedido de patente depositado

#2.1

12/01/1987

RPI 893

Deferimento

#9.1

04/19/1983

RPI 652

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

10/26/1993

RPI 1195

Notificação para pagamento de retribuição

#13.1

09/28/1993

RPI 1191

Deferimento

#9.1

05/18/1993

RPI 1172

Solicitação de exame técnico

#4.1

10/23/1990

RPI 1038

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