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Official data from INPI

LIGA DE NÍQUEL-CROMO TENDO PROPRIEDADES QUANTO À FADIGA ACENTUADAS CONJUNTAMENTE COM BOAS PROPRIEDADES DE TRAÇÃO E ESTABILIDADE ESTRUTURAL.

Em AnáliseInvention Patent
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Application data

Number

PI8704224

Type

Invention Patent

Filing

08/14/1987

Publication

04/12/1988
View on INPI

Progress at the INPI

  1. Filing08/14/87
  2. Publication04/12/88
  3. Examination10/24/89
  4. Allowance08/26/97
  5. Abandoned
  6. In force

The application was allowed on 08/26/1997 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Inco Alloys International, Inc.

US

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Inventors

C. T. (pessoa física)

US

G. S. (pessoa física)

US

J. W. (pessoa física)

US

Technical data

IPC Classification

C22C 38/48

Priority claims

US

897.746 · 08/18/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

Publicação do pedido de patente

#3.1

04/12/1988

RPI 912

Pedido de patente depositado

#2.1

11/17/1987

RPI 891

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Art. 38 § 2º da LPI.

06/22/1999

RPI 1485

Deferimento

#9.1

08/26/1997

RPI 1395

Exigência - art. 36 da LPI

#6.1

10/01/1996

RPI 1348

Exigência - art. 36 da LPI

#6.1

07/19/1994

RPI 1233

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