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Official data from INPI

ESTRUTURA SUBJACENTE DE METAL SINTERIZADO POROSO E/OU LIGA DE METAL E SEU MÉTODO DE PREPARAÇÃO

ArquivadaInvention Patent

Application data

Number

PI9001118

Type

Invention Patent

Filing

03/09/1990

Publication

03/05/1991

Progress at the INPI

  1. Filing03/09/90
  2. Publication03/05/91
  3. Abandoned06/15/93
  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.

Talk to a specialist

Latest action published by the INPI: 12/24/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. I. (pessoa física)

US

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Inventors

K. H. (pessoa física)

R. W. (pessoa física)

US

S. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

323,291 · 03/14/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

12/24/1996

RPI 1360

6.2

03/19/1996

RPI 1320

Solicitação de exame técnico

#4.1

06/15/1993

RPI 1176

Publicação do pedido de patente

#3.1

03/05/1991

RPI 1057

Pedido de patente depositado

#2.1

06/26/1990

RPI 1024

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