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Official data from INPI

Dispositivo de sustentação para montar estruturas de andaime

Em AnáliseInvention Patent

Application data

Number

PI8206628

Type

Invention Patent

Filing

11/17/1982

Publication

10/04/1983

Progress at the INPI

  1. Filing11/17/82
  2. Publication10/04/83
  3. Examination11/12/85
  4. Allowance09/30/86
  5. Grant06/30/87
  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: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Gkn Kwikform Ltd

GB

GKN Nills Buiding Services Limited

GB

Inventors

A. S. (pessoa física)

J. B. (pessoa física)

W. F. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8134705 · 11/18/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

12/20/1988

RPI 948

Concessão da patente

#16.1

06/30/1987

RPI 871

Deferimento

#9.1

09/30/1986

RPI 832

Solicitação de exame técnico

#4.1

11/12/1985

RPI 786

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/11/1983

RPI 638

Carta-patente expirada

#21.1

Patente extinta em 17/11/97

07/01/2008

RPI 1956

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