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Official data from INPI

BOMBA INJETORA DE COMBUSTÍVEL COM ÊMBOLO A MOVIMENTO ALTERNATIVO

ConcedidaInvention Patent

Application data

Number

PI8203451

Type

Invention Patent

Filing

06/11/1982

Publication

06/07/1983

Progress at the INPI

  1. Filing06/11/82
  2. Publication06/07/83
  3. Examination07/09/85
  4. Allowance04/22/86
  5. Grant11/25/86
  6. Terminated11/29/94

The patent was granted on 11/25/1986 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: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Grau Limited

GB

See this company's full portfolio

Inventors

K. H. (pessoa física)

GB

M. K. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8118238 · 06/13/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

08/26/1986

RPI 827

Deferimento

#9.1

04/22/1986

RPI 809

Solicitação de exame técnico

#4.1

07/09/1985

RPI 768

Publicação do pedido de patente

#3.1

06/07/1983

RPI 659

Pedido de patente depositado

#2.1

08/03/1982

RPI 615

Anuidade - prazo legal encerrado

#18.2

11/29/1994

RPI 1252

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