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Official data from INPI

CONJUNTO DE CIRCUITOS DE GERADOR

ConcedidaInvention Patent

Application data

Number

PI8401033

Type

Invention Patent

Filing

03/02/1984

Publication

10/09/1984

Progress at the INPI

  1. Filing03/02/84
  2. Publication10/09/84
  3. Examination03/05/85
  4. Allowance05/23/89
  5. Grant11/28/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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

M. K. (pessoa física)

JP

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Inventors

H. S. (pessoa física)

JP

O. I. (pessoa física)

JP

T. Y. (pessoa física)

JP

T. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

31756/83 · 03/04/1983

JP

31757/83 · 03/04/1983

JP

31758/83 · 03/04/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

09/19/1989

RPI 987

Deferimento

#9.1

05/23/1989

RPI 970

6.2

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

03/05/1985

RPI 750

Publicação do pedido de patente

#3.1

10/09/1984

RPI 729

Pedido de patente depositado

#2.1

05/15/1984

RPI 708

Carta-patente expirada

#21.1

Patente extinta em 02/03/99

07/08/2008

RPI 1957

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