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Official data from INPI

PROCESSO PARA A CONVERSÃO DE UM SINAL ELÉTRICO NUMA FREQUÊNCIA PROPORCIONAL E EQUIPAMENTO PARA A EXECUÇÃO DO PROCESSO.

Em AnáliseInvention Patent

Application data

Number

PI8700427

Type

Invention Patent

Filing

01/30/1987

Publication

12/15/1987

Progress at the INPI

  1. Filing01/30/87
  2. Publication12/15/87
  3. Examination12/05/89
  4. Allowance12/08/92
  5. Grant06/29/93
  6. In force01/30/07

The patent was granted on 06/29/1993 and is in force until 01/30/2007. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:01/30/2007

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Latest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LGZ Landis & Gyr Zug AG.

CH

Inventors

J. P. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

00 517/86-7 · 02/10/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/05/1989

RPI 998

Publicação do pedido de patente

#3.1

12/15/1987

RPI 895

Pedido de patente depositado

#2.1

06/02/1987

RPI 867

18.9

03/19/1996

RPI 1320

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

06/29/1993

RPI 1178

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Deferimento

#9.1

12/08/1992

RPI 1149

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