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Official data from INPI

PROCESSO E DISPOSITIVOS PARA A PRODUCAO DE LINGOTES

ConcedidaInvention Patent

Application data

Number

PI7708044

Type

Invention Patent

Filing

12/03/1976

Publication

-

Progress at the INPI

  1. Filing12/03/76
  2. Publication
  3. Examination
  4. Allowance07/13/82
  5. Grant01/25/83
  6. Terminated10/23/90

The patent was granted on 01/25/1983 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: 01/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VER EDELSTAHLWERKE AG

Inventors

M. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/25/1983

RPI 640

Notificação para pagamento de retribuição

#13.1

11/30/1982

RPI 632

Deferimento

#9.1

07/13/1982

RPI 612

Exigência - art. 36 da LPI

#6.1

11/17/1981

RPI 578

Anuidade - prazo legal encerrado

#18.2

10/23/1990

RPI 1038

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