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Official data from INPI

REDE DE COMUTAÇÃO COM ORDENAÇÃO TOLERANTE A FALHAS DE MATRIZES DE COMUTAÇÃO DE PONTO DE CRUZAMENTO

Em AnáliseInvention Patent

Application data

Number

PI8405375

Type

Invention Patent

Filing

10/23/1984

Publication

09/03/1985

Progress at the INPI

  1. Filing10/23/84
  2. Publication09/03/85
  3. Examination08/11/87
  4. Allowance01/02/90
  5. Grant05/29/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

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Inventors

C. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

544,652 · 10/24/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

102

08/08/1989

RPI 981

Pedido de recurso

#12.3

05/16/1989

RPI 969

Republicação - classificação IPC

#15.11

05/02/1989

RPI 967

11.3

01/17/1989

RPI 952

Exigência - art. 36 da LPI

#6.1

06/21/1988

RPI 922

Solicitação de exame técnico

#4.1

08/11/1987

RPI 877

Publicação do pedido de patente

#3.1

09/03/1985

RPI 776

Pedido de patente depositado

#2.1

01/08/1985

RPI 742

Carta-patente expirada

#21.1

Patente extinta em 23/10/99

07/08/2008

RPI 1957

Concessão da patente

#16.1

05/29/1990

RPI 1020

Deferimento

#9.1

01/02/1990

RPI 1000

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