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Official data from INPI

SISTEMA PARA PRENDER DOIS PAINÉIS ENTRE SI

Em AnáliseInvention Patent

Application data

Number

PI8500188

Type

Invention Patent

Filing

01/16/1985

Publication

08/27/1985

Progress at the INPI

  1. Filing01/16/85
  2. Publication08/27/85
  3. Examination07/14/87
  4. Allowance08/01/89
  5. Grant02/06/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. C. (pessoa física)

US

See this company's full portfolio

Inventors

A. M. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

GB

8401610 · 01/20/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/28/1989

RPI 997

Deferimento

#9.1

08/01/1989

RPI 980

Conhecimento de parecer técnico

#7.1

12/13/1988

RPI 947

Solicitação de exame técnico

#4.1

07/14/1987

RPI 873

Publicação do pedido de patente

#3.1

08/27/1985

RPI 775

Pedido de patente depositado

#2.1

04/16/1985

RPI 756

Carta-patente expirada

#21.1

Patente extinta em 16/01/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

02/06/1990

RPI 1005

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