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Official data from INPI

PROCESSO E APARELHIO DE PRODUCAO CONTINUA DE TIRA METALICA

Em AnáliseInvention Patent

Application data

Number

PI7906960

Type

Invention Patent

Filing

11/01/1978

Publication

-

Progress at the INPI

  1. Filing11/01/78
  2. Publication
  3. Examination07/13/82
  4. Allowance10/23/84
  5. Grant04/30/85
  6. Terminated07/12/88

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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KENNECOTT COPPER CORP

Inventors

B. T. (pessoa física)

R. M. (pessoa física)

S. G. (pessoa física)

Technical data

IPC Classification

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

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Deferimento

#9.1

10/23/1984

RPI 731

14.4

07/10/1984

RPI 716

Exigência - art. 36 da LPI

#6.1

11/01/1983

RPI 680

6.2

03/01/1983

RPI 645

Solicitação de exame técnico

#4.1

07/13/1982

RPI 612

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