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Official data from INPI

resistor variável rotativo.

Em AnáliseUtility Model

Application data

Number

MU6000251

Type

Utility Model

Filing

03/10/1980

Publication

-

Progress at the INPI

  1. Filing03/10/80
  2. Publication
  3. Examination
  4. Allowance11/30/82
  5. Grant09/06/83
  6. Terminated05/24/88

The patent was granted on 09/06/1983 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

Alps Electric Co. Ltd.

See this company's full portfolio

Inventors

M. K. (pessoa física)

Y. K. (pessoa física)

Technical data

IPC Classification

Priority claims

JP

31.478 · 03/12/1979

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

09/06/1983

RPI 672

Notificação para pagamento de retribuição

#13.1

05/10/1983

RPI 655

Republicação - classificação IPC

#15.11

01/11/1983

RPI 638

Deferimento

#9.1

11/30/1982

RPI 632

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