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Official data from INPI

CARREGADOR DE GAS DE ESCAPE PARA O CARREGAMENTO DE MOTORES DE COMBUSTAO

ConcedidaInvention Patent

Application data

Number

PI8402348

Type

Invention Patent

Filing

05/18/1983

Publication

12/26/1984

Progress at the INPI

  1. Filing05/18/83
  2. Publication12/26/84
  3. Examination12/23/86
  4. Allowance07/12/88
  5. Grant04/25/89
  6. Terminated10/16/90

The patent was granted on 04/25/1989 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SCHATZ OSKAR [DE]

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/25/1989

RPI 966

Notificação para pagamento de retribuição

#13.1

11/16/1988

RPI 943

Deferimento

#9.1

07/12/1988

RPI 925

Exigência - art. 36 da LPI

#6.1

01/19/1988

RPI 900

Solicitação de exame técnico

#4.1

12/23/1986

RPI 844

Publicação do pedido de patente

#3.1

12/26/1984

RPI 740

Pedido de patente depositado

#2.1

07/31/1984

RPI 719

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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