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Official data from INPI

METAL ESPUMADO LEVE E SUA PRODUÇÃO

ArquivadaInvention PatentPCT · CA1990000284

Application data

Number

PI9007633

Type

Invention Patent

Filing

09/05/1990

Publication

07/07/1992

PCT

CA1990000284

Progress at the INPI

  1. Filing09/05/90
  2. Publication07/07/92
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 09/05/1990 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/20/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcan International Limited

CA

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Inventors

H. S. (pessoa física)

CA

I. J. (pessoa física)

CA

L. K. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

US

403.588 · 09/06/1989

US

573.716 · 09/27/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

09/20/1994

RPI 1242

Notificação de entrada na fase nacional - PCT

#1.3

07/07/1992

RPI 1127

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