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Official data from INPI

CIRCUITO GERADOR DE COR NO SISTEMA PAL-M

Arquivada/ExtintaInvention Patent
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Application data

Number

PI8905487

Type

Invention Patent

Filing

10/24/1989

Publication

06/19/1990
View on INPI

Progress at the INPI

  1. Filing10/24/89
  2. Publication06/19/90
  3. Examination09/11/90
  4. Allowance01/31/95
  5. Grant09/26/95
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sharp do Brasil S/A Indústria de Equipamentos Eletrônicos

AM, BR

Inventors

A. S. (pessoa física)

BR

Technical data

IPC Classification

H04N 9/64

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 24/10/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

09/26/1995

RPI 1295

Notificação para pagamento de retribuição

#13.1

06/20/1995

RPI 1281

Deferimento

#9.1

01/31/1995

RPI 1261

Exigência - art. 36 da LPI

#6.1

08/30/1994

RPI 1239

Exigência - art. 36 da LPI

#6.1

03/01/1994

RPI 1213

Solicitação de exame técnico

#4.1

09/11/1990

RPI 1032

Publicação antecipada

#3.2

06/19/1990

RPI 1023

Pedido de patente depositado

#2.1

03/06/1990

RPI 1008

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