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Official data from INPI

PROCESSO DE ELABORACAO DE UM ELEMENTO ALONGADO DE ACO CARBONO DE RESISTENCIA ELEVADA,POR ESTIRAMENTO

ConcedidaInvention Patent

Application data

Number

PI7806047

Type

Invention Patent

Filing

09/14/1978

Publication

-

Progress at the INPI

  1. Filing09/14/78
  2. Publication
  3. Examination04/06/82
  4. Allowance12/06/83
  5. Grant06/26/84
  6. Terminated09/18/90

The patent was granted on 06/26/1984 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: 06/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SODETAL

Inventors

M. L. (pessoa física)

P. L. (pessoa física)

T. M. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

03/27/1984

RPI 701

Deferimento

#9.1

12/06/1983

RPI 685

Exigência - art. 36 da LPI

#6.1

02/01/1983

RPI 641

Solicitação de exame técnico

#4.1

04/06/1982

RPI 598

Anuidade - prazo legal encerrado

#18.2

09/18/1990

RPI 1033

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