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Official data from INPI

ELEMENTO FILIFORMES UTILIZÁVEIS PARA REFORÇO DE MATERIAIS MOLDÁVEIS, PARTICULARMENTE PARA ARGAMASSA.

ConcedidaInvention Patent

Application data

Number

PI8307670

Type

Invention Patent

Filing

12/21/1983

Publication

12/11/1984

Progress at the INPI

  1. Filing12/21/83
  2. Publication12/11/84
  3. Examination05/05/87
  4. Allowance01/03/89
  5. Grant09/26/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Eurosteel S.A., companhia belga

BE

Inventors

A. L. (pessoa física)

BE

X. D. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

BE

0/209,834 · 12/30/1982

BE

PCT/83/00023 · 12/21/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/16/1989

RPI 969

Deferimento

#9.1

01/03/1989

RPI 950

Conhecimento de parecer técnico

#7.1

12/22/1987

RPI 896

Solicitação de exame técnico

#4.1

05/05/1987

RPI 863

Notificação de entrada na fase nacional - PCT

#1.3

12/11/1984

RPI 738

Carta-patente expirada

#21.1

Patente extinta em 21/12/98

07/01/2008

RPI 1956

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