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Official data from INPI

SISTEMA HIDROMAGNETICO DE PRESSURIZACAO

ConcedidaInvention Patent

Application data

Number

PI8306019

Type

Invention Patent

Filing

11/01/1983

Publication

06/04/1985

Progress at the INPI

  1. Filing11/01/83
  2. Publication06/04/85
  3. Examination11/12/85
  4. Allowance12/29/87
  5. Grant12/27/88
  6. Terminated05/09/95

The patent was granted on 12/27/1988 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

JOSE DE FREITAS KERR PINHEIRO [BR]

Inventors

P. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

11/18/1986

RPI 839

Solicitação de exame técnico

#4.1

11/12/1985

RPI 786

Publicação do pedido de patente

#3.1

06/04/1985

RPI 763

Pedido de patente depositado

#2.1

01/17/1984

RPI 691

Anuidade - prazo legal encerrado

#18.2

05/09/1995

RPI 1275

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