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Official data from INPI

Disposição de circuito para a memorização da posição de fase de um tensão alternada.

Em AnáliseInvention Patent

Application data

Number

PI8001103

Type

Invention Patent

Filing

02/26/1980

Publication

-

Progress at the INPI

  1. Filing02/26/80
  2. Publication
  3. Examination11/03/82
  4. Allowance09/27/83
  5. Grant03/27/84
  6. Terminated06/21/88

The patent was granted on 03/27/1984 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: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

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Inventors

O. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 07 682.2 · 02/27/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

01/17/1984

RPI 691

Deferimento

#9.1

09/27/1983

RPI 675

Republicação - classificação IPC

#15.11

06/07/1983

RPI 659

Exigência - art. 36 da LPI

#6.1

06/07/1983

RPI 659

Solicitação de exame técnico

#4.1

11/03/1982

RPI 628

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