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Official data from INPI

APERFEICOAMENTO EM REGISTRO DE ESFERA

IndeferidaInvention Patent

Application data

Number

PI8104811

Type

Invention Patent

Filing

07/27/1981

Publication

03/01/1983

Progress at the INPI

Under appeal
  1. Filing07/27/81
  2. Publication03/01/83
  3. Examination12/13/83
  4. Refused08/07/84
  5. Grant
  6. In force

The application was refused by the INPI on 08/07/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/07/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. T. (pessoa física)

Inventors

Y. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

12/13/1983

RPI 686

Publicação do pedido de patente

#3.1

03/01/1983

RPI 645

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