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Official data from INPI

MATERIA ATIVA POSITIVA PARA GERADORES ELETROQUIMICOS, SEU PROCESSO DE PREPARACAO E O GERADOR UTILIZANDO A MESMA

Em AnáliseInvention Patent

Application data

Number

PI8003996

Type

Invention Patent

Filing

06/27/1979

Publication

-

Progress at the INPI

  1. Filing06/27/79
  2. Publication
  3. Examination
  4. Allowance10/16/84
  5. Grant04/30/85
  6. Terminated05/17/88

The patent was granted on 04/30/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. L. (pessoa física)

Inventors

B. M. (pessoa física)

L. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

04/30/1985

RPI 758

Deferimento

#9.1

10/16/1984

RPI 730

Republicação - classificação IPC

#15.11

03/13/1984

RPI 699

Exigência - art. 36 da LPI

#6.1

02/07/1984

RPI 694

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