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Official data from INPI

APERFEIÇOAMENTO EM DISPOSITIVO DE CORREÇÃO DE CONTORNO DE IMAGENS DE VÍDEO

Em AnáliseInvention Patent

Application data

Number

PI8500488

Type

Invention Patent

Filing

01/30/1985

Publication

09/24/1985

Progress at the INPI

  1. Filing01/30/85
  2. Publication09/24/85
  3. Examination05/20/86
  4. Allowance05/19/92
  5. Grant03/30/93
  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: 05/20/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. K. (pessoa física)

JP

See this company's full portfolio

Inventors

H. S. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

59-16750 · 01/30/1984

JP

59-18930 · 02/03/1984

JP

59-64997 · 03/30/1984

JP

59-64998 · 03/30/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/20/1986

RPI 813

Publicação do pedido de patente

#3.1

09/24/1985

RPI 779

Pedido de patente depositado

#2.1

04/23/1985

RPI 757

Carta-patente expirada

#21.1

Patente extinta em 30/01/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

03/30/1993

RPI 1165

Notificação para pagamento de retribuição

#13.1

10/20/1992

RPI 1142

Deferimento

#9.1

05/19/1992

RPI 1120

Exigência - art. 36 da LPI

#6.1

09/03/1991

RPI 1083

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