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Official data from INPI

Dispositivo para dessulfurar fusões de ferro.

ArquivadaInvention Patent
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Application data

Number

PI8403433

Type

Invention Patent

Filing

07/10/1984

Publication

06/25/1985
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Progress at the INPI

  1. Filing07/10/84
  2. Publication06/25/85
  3. Abandoned10/22/85
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Arbed S.A.

LU

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Inventors

A. B. (pessoa física)

A. S. (pessoa física)

J. P. (pessoa física)

Technical data

IPC Classification

C21C 5/46

Priority claims

DE

P 33 42 198.6 · 11/23/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

02/14/1989

RPI 956

6.2

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

10/22/1985

RPI 783

Publicação do pedido de patente

#3.1

06/25/1985

RPI 766

Pedido de patente depositado

#2.1

09/18/1984

RPI 726

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