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Official data from INPI

ARRANJO EM INDICADOR DE POSIÇÃO MAGNÉTICO

Em AnáliseInvention Patent

Application data

Number

PI8600839

Type

Invention Patent

Filing

02/27/1986

Publication

11/11/1986

Progress at the INPI

  1. Filing02/27/86
  2. Publication11/11/86
  3. Examination12/13/88
  4. Allowance06/25/91
  5. Grant12/31/91
  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: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

SE

See this company's full portfolio

Inventors

A. G. (pessoa física)

SE

H. J. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8500977-7 · 02/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/13/1988

RPI 947

Publicação do pedido de patente

#3.1

11/11/1986

RPI 838

Pedido de patente depositado

#2.1

08/26/1986

RPI 827

Carta-patente expirada

#21.1

Patente extinta em 27/02/2001

07/22/2008

RPI 1959

Transferência deferida

#25.1

06/03/1997

RPI 1383

Concessão da patente

#16.1

12/31/1991

RPI 1100

Notificação para pagamento de retribuição

#13.1

10/22/1991

RPI 1090

Deferimento

#9.1

06/25/1991

RPI 1073

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