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Official data from INPI

INTERFACE DE COMUNICAÇÃO PARA PROCESSADOR DE SINAL E MÉTODO PARA FAZER A INTERFACE.

Em AnáliseInvention Patent

Application data

Number

PI8604619

Type

Invention Patent

Filing

09/25/1986

Publication

05/26/1987

Progress at the INPI

Under appeal
  1. Filing09/25/86
  2. Publication05/26/87
  3. Examination08/08/89
  4. Refused05/11/93
  5. Grant
  6. In force

The application was refused by the INPI on 05/11/1993. The invention was never patented.

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

B. M. (pessoa física)

US

B. H. (pessoa física)

US

J. W. (pessoa física)

US

L. W. (pessoa física)

US

M. E. (pessoa física)

US

P. P. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

786.973 · 10/11/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/08/1989

RPI 981

Publicação do pedido de patente

#3.1

05/26/1987

RPI 866

Pedido de patente depositado

#2.1

03/24/1987

RPI 857

Indeferimento

#9.2

05/11/1993

RPI 1171

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