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Official data from INPI

REDE DE COMUNICAÇÃO DE DADOS PONTO-MULTIPONTO.

Em AnáliseInvention Patent
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Application data

Number

PI8704159

Type

Invention Patent

Filing

07/27/1987

Publication

04/12/1988
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Progress at the INPI

Under appeal
  1. Filing07/27/87
  2. Publication04/12/88
  3. Examination07/05/88
  4. Refused09/21/93
  5. Grant
  6. In force

The application was refused by the INPI on 09/21/1993. The invention was never patented.

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Latest action published by the INPI: 07/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CMA-Industria e Comércio de Equipamentos Eletrônicos Ltda.

SP, BR

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

H04H 20/65

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/05/1988

RPI 924

Publicação antecipada

#3.2

04/12/1988

RPI 912

Pedido de patente depositado

#2.1

11/10/1987

RPI 890

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era H04H 1/00.

03/27/2018

RPI 2464

Republicação - classificação IPC

#15.11

01/26/2010

RPI 2038

Indeferimento

#9.2

09/21/1993

RPI 1190

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