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Official data from INPI

ARO DE SUPORTE PARA UM ELEMENTO DE FECHAMENTO DE PAINEL E PAINEL DE REVESTIMENTO

Em AnáliseInvention Patent

Application data

Number

PI8701082

Type

Invention Patent

Filing

02/20/1987

Publication

12/29/1987

Progress at the INPI

  1. Filing02/20/87
  2. Publication12/29/87
  3. Examination08/14/90
  4. Allowance04/30/91
  5. Grant03/31/92
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ITW do Brasil Participações Ltda

SP, BR

See this company's full portfolio

Inventors

O. M. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

53 016-B/86 · 02/21/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.7

05/31/1988

RPI 919

Publicação do pedido de patente

#3.1

12/29/1987

RPI 897

Pedido de patente depositado

#2.1

06/16/1987

RPI 869

Carta-patente expirada

#21.1

Patente extinta em 20/02/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

03/31/1992

RPI 1113

Notificação para pagamento de retribuição

#13.1

08/13/1991

RPI 1080

Deferimento

#9.1

04/30/1991

RPI 1065

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

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