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Official data from INPI

ANTENA RECEPTORA DE SINAL

PublicadaInvention Patent
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Application data

Number

PI8705373

Type

Invention Patent

Filing

10/08/1987

Publication

04/25/1989
View on INPI

Progress at the INPI

  1. Filing10/08/87
  2. Publication04/25/89
  3. Examination10/16/90
  4. Allowance08/06/91
  5. Grant12/10/91
  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.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. J. (pessoa física)

RJ, BR

J. L. (pessoa física)

MG, BR

Inventors

J. J. (pessoa física)

BR

J. L. (pessoa física)

BR

Technical data

IPC Classification

H01Q 9/26

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/25/1989

RPI 966

Pedido de patente depositado

#2.1

05/03/1988

RPI 915

Pedido de patente depositado

#2.1

12/22/1987

RPI 896

Carta-patente expirada

#21.1

Patente extinta em 08/10/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

12/10/1991

RPI 1097

Notificação para pagamento de retribuição

#13.1

12/03/1991

RPI 1096

Deferimento

#9.1

08/06/1991

RPI 1079

Solicitação de exame técnico

#4.1

10/16/1990

RPI 1037

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