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Official data from INPI

DISPOSITIVO PARA PRODUCAO DE UM CONTATO ELETRICO DE COMPOSDISPOSITIVO PARA PRODUCAO DE UM CONTATO ELETRICO DE COMPOSICAO TRIMETALICA ICAO TRIMETALICA

ConcedidaInvention Patent
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Application data

Number

PI7804815

Type

Invention Patent

Filing

07/25/1978

Publication

-
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Progress at the INPI

  1. Filing07/25/78
  2. Publication
  3. Examination
  4. Allowance03/30/82
  5. Grant11/30/82
  6. Terminated09/18/90

The patent was granted on 11/30/1982 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: 11/30/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CHUGAI ELECTRIC IND CO LTD

Inventors

S. A. (pessoa física)

Technical data

IPC Classification

H01H 11/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

07/20/1982

RPI 613

Deferimento

#9.1

03/30/1982

RPI 597

Exigência - art. 36 da LPI

#6.1

11/03/1981

RPI 576

Anuidade - prazo legal encerrado

#18.2

09/18/1990

RPI 1033

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