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Official data from INPI

INSTALACAO PARA PRENSAGEM ISOSTATICA A FRIO DE PO EM CORPOS PRENSADOS

ConcedidaInvention Patent

Application data

Number

PI8401775

Type

Invention Patent

Filing

04/19/1983

Publication

11/20/1984

Progress at the INPI

  1. Filing04/19/83
  2. Publication11/20/84
  3. Examination12/16/86
  4. Allowance12/29/87
  5. Grant07/26/88
  6. Terminated02/25/92

The patent was granted on 07/26/1988 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

COLD ISOSTATIC PRESS SYST KB [SE]

Inventors

P. O. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

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

06/16/1987

RPI 869

Solicitação de exame técnico

#4.1

12/16/1986

RPI 843

Republicação - classificação IPC

#15.11

06/04/1985

RPI 763

Publicação do pedido de patente

#3.1

11/20/1984

RPI 735

Pedido de patente depositado

#2.1

06/26/1984

RPI 714

Anuidade - prazo legal encerrado

#18.2

02/25/1992

RPI 1108

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