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Official data from INPI

IMPEDÂNCIA CAPACITATIVA COMPLEXA COM UM CIRCUITO SEGUIDOR DE TENSÃO

DeferidaInvention Patent
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Application data

Number

PI8404601

Type

Invention Patent

Filing

09/14/1984

Publication

08/06/1985
View on INPI

Progress at the INPI

  1. Filing09/14/84
  2. Publication08/06/85
  3. Examination12/02/86
  4. Allowance08/29/89
  5. Grant03/20/90
  6. Terminated09/12/95

The patent was granted on 03/20/1990 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcatel N.V.

NL

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Inventors

B. D. (pessoa física)

DE

Technical data

IPC Classification

H03H 11/48

Priority claims

DE

P 3334243.1 · 09/22/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

08/29/1989

RPI 984

Exigência - art. 36 da LPI

#6.1

04/25/1989

RPI 966

14.1

11/17/1987

RPI 891

Solicitação de exame técnico

#4.1

12/02/1986

RPI 841

Publicação do pedido de patente

#3.1

08/06/1985

RPI 772

Pedido de patente depositado

#2.1

11/20/1984

RPI 735

Anuidade - prazo legal encerrado

#18.2

09/12/1995

RPI 1293

Concessão da patente

#16.1

03/20/1990

RPI 1010

Notificação para pagamento de retribuição

#13.1

01/09/1990

RPI 1001

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