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Official data from INPI

FISÍVEL EM CHIP VARIÁVEL EM CARACTERÍSTICAS TEMPO-CORRENTE

Arquivada/ExtintaInvention Patent

Application data

Number

PI9101900

Type

Invention Patent

Filing

05/09/1991

Publication

12/17/1991

Progress at the INPI

  1. Filing05/09/91
  2. Publication12/17/91
  3. Examination09/14/93
  4. Allowance01/05/99
  5. Grant08/10/99
  6. Expired06/04/13

The letters patent expired on 06/04/2013: 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: 06/04/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

JP

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Inventors

H. A. (pessoa física)

JP

Y. Y. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

48196/1990 · 05/10/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 09/05/2011

06/04/2013

RPI 2213

Alteração de sede deferida

#25.7

Alterada a sede conforme solicitada na petição Nº009998/RJ de 24/03/2000

07/04/2000

RPI 1539

Concessão da patente

#16.1

08/10/1999

RPI 1492

Deferimento

#9.1

01/05/1999

RPI 1461

Solicitação de exame técnico

#4.1

09/14/1993

RPI 1189

Publicação do pedido de patente

#3.1

12/17/1991

RPI 1098

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