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Official data from INPI

REDE DE COMUTAÇÃO TEMPO-ESPAÇO-TEMPO USANDO UM ENLACE DE MALHA FECHADA

ConcedidaInvention Patent
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Application data

Number

PI8307183

Type

Invention Patent

Filing

12/27/1983

Publication

08/07/1984
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Progress at the INPI

  1. Filing12/27/83
  2. Publication08/07/84
  3. Examination08/12/86
  4. Allowance06/20/89
  5. Grant11/28/89
  6. Terminated02/18/92

The patent was granted on 11/28/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. C. (pessoa física)

US

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Inventors

A. C. (pessoa física)

G. L. (pessoa física)

J. B. (pessoa física)

J. R. (pessoa física)

M. B. (pessoa física)

FR

M. D. (pessoa física)

Technical data

IPC Classification

H04Q 11/04

Priority claims

EP

82430042.0 · 12/28/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Deferimento

#9.1

06/20/1989

RPI 974

Exigência - art. 36 da LPI

#6.1

09/27/1988

RPI 936

6.2

09/08/1987

RPI 881

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

08/07/1984

RPI 720

Pedido de patente depositado

#2.1

03/13/1984

RPI 699

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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