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Official data from INPI

Disposição de circuito para o comando de uma multiplicidade de elementos indicadores optoeletrônicos.

Em AnáliseInvention Patent

Application data

Number

PI8102345

Type

Invention Patent

Filing

04/15/1981

Publication

12/22/1981

Progress at the INPI

  1. Filing04/15/81
  2. Publication12/22/81
  3. Examination04/13/82
  4. Allowance06/12/84
  5. Grant12/26/84
  6. Terminated05/24/88

The patent was granted on 12/26/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

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Inventors

B. D. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 14 845.9 · 04/17/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/02/1984

RPI 728

Deferimento

#9.1

06/12/1984

RPI 712

Solicitação de exame técnico

#4.1

04/13/1982

RPI 599

Publicação do pedido de patente

#3.1

12/22/1981

RPI 583

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