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Official data from INPI

PROCESSO PARA AJUSTE DO GRAU DE REVENIMENTO EM UMA TIRA DEACO

ArquivadaInvention Patent
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Application data

Number

PI8004898

Type

Invention Patent

Filing

08/05/1980

Publication

03/30/1982
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Progress at the INPI

  1. Filing08/05/80
  2. Publication03/30/82
  3. Abandoned07/13/82
  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: 07/15/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NIPPON STEEL CORP

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Inventors

I. I. (pessoa física)

N. A. (pessoa física)

S. K. (pessoa física)

T. F. (pessoa física)

Technical data

IPC Classification

C21D 11/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/15/1986

RPI 821

Exigência - art. 36 da LPI

#6.1

10/22/1985

RPI 783

Republicação - classificação IPC

#15.11

12/04/1984

RPI 737

Conhecimento de parecer técnico

#7.1

09/11/1984

RPI 725

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

07/13/1982

RPI 612

Publicação do pedido de patente

#3.1

03/30/1982

RPI 597

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