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Official data from INPI

DISPOSITIVO PARA LIBERAÇÃO AUTOMÁTICA DE TECLA PARA SISTEMA "KS" TIPO ELETRÔNICO, SEMI-ELETRÔNICO E MECÂNICO

IndeferidaInvention Patent

Application data

Number

PI8002493

Type

Invention Patent

Filing

04/24/1980

Publication

12/08/1981

Progress at the INPI

Under appeal
  1. Filing04/24/80
  2. Publication12/08/81
  3. Examination09/13/83
  4. Refused12/26/84
  5. Grant
  6. In force

The application was refused by the INPI on 12/26/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 12/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Daruma Telecomunicações S/A

SP, BR

Inventors

C. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/26/1984

RPI 740

Conhecimento de parecer técnico

#7.1

04/17/1984

RPI 704

Solicitação de exame técnico

#4.1

09/13/1983

RPI 673

Publicação do pedido de patente

#3.1

12/08/1981

RPI 581

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