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Official data from INPI

MOLA DE LÂMINA DE APOIO PARA FITA MAGNÉTICA PARTICULARMENTE PARA CASSETES DE FITA MAGNÉTICA.

Em AnáliseInvention Patent

Application data

Number

PI8602320

Type

Invention Patent

Filing

05/21/1986

Publication

01/21/1987

Progress at the INPI

  1. Filing05/21/86
  2. Publication01/21/87
  3. Examination02/08/89
  4. Allowance02/24/93
  5. Grant08/31/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A.T.B. S.p.A

IT

Inventors

A. B. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

20922 A/85 · 05/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/08/1989

RPI 955

Publicação do pedido de patente

#3.1

01/21/1987

RPI 848

Pedido de patente depositado

#2.1

11/18/1986

RPI 839

Carta-patente expirada

#21.1

Patente extinta em 21/05/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

06/08/1993

RPI 1175

Deferimento

#9.1

02/24/1993

RPI 1160

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