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Official data from INPI

MATERIA ATIVA POSITIVA PARA GERADOR ELETROQUIMICO,E GERADOR ELETROQUIMICO CONTENDO A MESMA

Em AnáliseInvention Patent

Application data

Number

PI7907562

Type

Invention Patent

Filing

11/22/1978

Publication

-

Progress at the INPI

  1. Filing11/22/78
  2. Publication
  3. Examination
  4. Allowance01/11/83
  5. Grant04/26/83
  6. Terminated05/17/88

The patent was granted on 04/26/1983 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

04/26/1983

RPI 653

100

01/11/1983

RPI 638

Recurso

#12.1

07/20/1982

RPI 613

Deferimento

#9.1

03/30/1982

RPI 597

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