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Official data from INPI

PROCESSO PARA PRODUZIR COBRE AMPOLADO A PARTIR DE UMA MATÉRIA DE COBRE CONTENDO ANTIMÔNIO.

Em AnáliseInvention Patent

Application data

Number

PI7808739

Type

Invention Patent

Filing

08/11/1978

Publication

-

Progress at the INPI

  1. Filing08/11/78
  2. Publication
  3. Examination03/09/82
  4. Allowance08/30/83
  5. Grant03/27/84
  6. Terminated07/12/88

The patent was granted on 03/27/1984 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

SE

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Inventors

E. B. (pessoa física)

F. A. (pessoa física)

P. S. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

7709355-7 · 08/19/1977

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

12/20/1983

RPI 687

Deferimento

#9.1

08/30/1983

RPI 671

Solicitação de exame técnico

#4.1

03/09/1982

RPI 594

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