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Official data from INPI

APERFEIÇOAMENTO EM SISTEMA DE FIXAÇÃO DE FORRO PLÁSTICO A PERFIL LEVE METÁLICO DE SUSPENSÃO.

ConcedidaInvention Patent

Application data

Number

PI8400742

Type

Invention Patent

Filing

02/20/1984

Publication

09/24/1985

Progress at the INPI

  1. Filing02/20/84
  2. Publication09/24/85
  3. Examination04/22/86
  4. Allowance12/29/87
  5. Grant08/30/88
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cia. Hansen Industrial

SC, BR

Tigre Participaçoes S/A.

SC, BR

Inventors

H. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

14.10

07/26/1988

RPI 927

14.1

05/17/1988

RPI 917

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

04/22/1986

RPI 809

Publicação do pedido de patente

#3.1

09/24/1985

RPI 779

Pedido de patente depositado

#2.1

02/26/1985

RPI 749

Carta-patente expirada

#21.1

Patente extinta em 20/02/99

07/08/2008

RPI 1957

20.4

09/12/1995

RPI 1293

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