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Official data from INPI

DISPOSITIVOS DE CONEXÃO

Prazo de SigiloInvention Patent
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Application data

Number

PI8800124

Type

Invention Patent

Filing

01/14/1988

Publication

08/23/1988
View on INPI

Progress at the INPI

  1. Filing01/14/88
  2. Publication08/23/88
  3. Examination02/26/91
  4. Allowance03/24/92
  5. Grant11/24/92
  6. Expired09/02/08

The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. K. (pessoa física)

AU

Inventors

D. K. (pessoa física)

AU

Technical data

IPC Classification

F16B 33/00

Priority claims

AU

PH 09909 · 01/16/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

2.2

09/27/1988

RPI 936

Publicação do pedido de patente

#3.1

08/23/1988

RPI 931

Pedido de patente depositado

#2.1

08/16/1988

RPI 930

Pedido de patente depositado

#2.1

04/26/1988

RPI 914

Carta-patente expirada

#21.1

Patente extinta em 14/01/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

09/01/1992

RPI 1135

Deferimento

#9.1

03/24/1992

RPI 1112

Solicitação de exame técnico

#4.1

02/26/1991

RPI 1056

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