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Official data from INPI

CARTUCHO DE DISCO MAGNÉTICO

Em AnáliseInvention Patent

Application data

Number

PI8203304

Type

Invention Patent

Filing

06/04/1982

Publication

05/24/1983

Progress at the INPI

  1. Filing06/04/82
  2. Publication05/24/83
  3. Examination07/16/85
  4. Allowance08/12/86
  5. Grant04/28/87
  6. Terminated05/24/88

The patent was granted on 04/28/1987 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

JP

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Inventors

E. S. (pessoa física)

JP

Technical data

Priority claims

JP

82830/81 · 06/05/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

12/02/1986

RPI 841

Deferimento

#9.1

08/12/1986

RPI 825

Exigência - art. 36 da LPI

#6.1

02/25/1986

RPI 801

Solicitação de exame técnico

#4.1

07/16/1985

RPI 769

Publicação do pedido de patente

#3.1

05/24/1983

RPI 657

Pedido de patente depositado

#2.1

07/27/1982

RPI 614

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