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Official data from INPI

APARELHO PARA REGULAR ALIMENTACAO DE CORRENTE PARA UMA LINHA TELEFONICA

Em AnáliseInvention Patent
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Application data

Number

PI8007815

Type

Invention Patent

Filing

11/28/1979

Publication

-
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Progress at the INPI

  1. Filing11/28/79
  2. Publication
  3. Examination08/09/83
  4. Allowance10/30/84
  5. Grant05/28/85
  6. Terminated08/09/94

The patent was granted on 05/28/1985 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: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

INT STANDARD ELECTRIC CORP [US]

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Inventors

R. J. (pessoa física)

Technical data

IPC Classification

H04M 19/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

11/24/1987

RPI 892

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Deferimento

#9.1

10/30/1984

RPI 732

Exigência - art. 36 da LPI

#6.1

05/02/1984

RPI 706

Exigência - art. 36 da LPI

#6.1

01/10/1984

RPI 690

Solicitação de exame técnico

#4.1

08/09/1983

RPI 668

Anuidade - prazo legal encerrado

#18.2

08/09/1994

RPI 1236

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