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Official data from INPI

DISPOSITIVO DE RETINIZACAO DE CIRCUITOS DE VERIFICACAO DA PARIDADE

ConcedidaInvention Patent

Application data

Number

PI8004152

Type

Invention Patent

Filing

07/18/1979

Publication

-

Progress at the INPI

  1. Filing07/18/79
  2. Publication
  3. Examination04/12/83
  4. Allowance02/14/84
  5. Grant10/30/84
  6. Terminated09/25/90

The patent was granted on 10/30/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/30/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PLESSEY CO LTD

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Inventors

N. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/30/1984

RPI 732

Republicação - classificação IPC

#15.11

09/18/1984

RPI 726

Notificação para pagamento de retribuição

#13.1

06/05/1984

RPI 711

Deferimento

#9.1

02/14/1984

RPI 695

Republicação - classificação IPC

#15.11

02/07/1984

RPI 694

Exigência - art. 36 da LPI

#6.1

09/13/1983

RPI 673

Solicitação de exame técnico

#4.1

04/12/1983

RPI 651

14.4

08/03/1982

RPI 615

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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