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Official data from INPI

EQUIPAMENTO PARA GRAVAR E/OU LER DISCOS MAGNÉTICOS

Em ExigênciaInvention Patent

Application data

Number

PI8501585

Type

Invention Patent

Filing

04/03/1985

Publication

12/03/1985

Progress at the INPI

  1. Filing04/03/85
  2. Publication12/03/85
  3. Examination02/02/88
  4. Allowance11/19/91
  5. Grant08/25/92
  6. Terminated05/21/96

The patent was granted on 08/25/1992 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ing. C. Olivetti & C., S.p.A.

IT

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Inventors

S. T. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

67332 A/84 · 04/05/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

02/02/1988

RPI 902

Publicação do pedido de patente

#3.1

12/03/1985

RPI 789

Pedido de patente depositado

#2.1

07/02/1985

RPI 767

Anuidade - prazo legal encerrado

#18.2

05/21/1996

RPI 1329

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

04/07/1992

RPI 1114

Deferimento

#9.1

11/19/1991

RPI 1094

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