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Official data from INPI

conjunto auxiliar de partida à frio para motores de combustão de interna.

ConcedidaInvention Patent

Application data

Number

PI8106932

Type

Invention Patent

Filing

10/23/1981

Publication

05/24/1983

Progress at the INPI

  1. Filing10/23/81
  2. Publication05/24/83
  3. Examination10/04/83
  4. Allowance06/19/84
  5. Grant02/26/85
  6. Terminated02/04/92

The patent was granted on 02/26/1985 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: 02/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cerâmica e velas de ignição NGK do Brasil S/A

SP, BR

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Inventors

I. T. (pessoa física)

N. Y. (pessoa física)

S. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/19/1984

RPI 713

Solicitação de exame técnico

#4.1

10/04/1983

RPI 676

Publicação do pedido de patente

#3.1

05/24/1983

RPI 657

Pedido de patente depositado

#2.1

12/15/1981

RPI 582

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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