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Official data from INPI

APARELHO DE ARBITRAGEM EM UM SISTEMA DE COMPUTADOR.

Em AnáliseInvention Patent

Application data

Number

PI8604937

Type

Invention Patent

Filing

10/09/1986

Publication

07/07/1987

Progress at the INPI

  1. Filing10/09/86
  2. Publication07/07/87
  3. Examination09/29/87
  4. Allowance03/16/93
  5. Grant07/27/93
  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: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

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Inventors

C. M. (pessoa física)

US

J. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

791.647 · 10/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/15/1989

RPI 982

4.1.1

11/03/1987

RPI 889

Solicitação de exame técnico

#4.1

09/29/1987

RPI 884

Publicação do pedido de patente

#3.1

07/07/1987

RPI 872

Pedido de patente depositado

#2.1

04/07/1987

RPI 859

Carta-patente expirada

#21.1

Patente extinta em 09/10/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

07/27/1993

RPI 1182

Deferimento

#9.1

03/16/1993

RPI 1163

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