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Official data from INPI

PROCESSO PARA A OBTENCAO DE SINAIS PERIODICOS, ISENTOS DE HARMONICAS, EM UM CONJUNTO DE MEDICAO INCREMENTAL OU ABSOLUTO, BEM COMO CONJUNTO PARA A REALIZACAO DO PROCESSO

ConcedidaInvention Patent

Application data

Number

PI8305798

Type

Invention Patent

Filing

10/22/1982

Publication

05/29/1984

Progress at the INPI

  1. Filing10/22/82
  2. Publication05/29/84
  3. Examination09/25/84
  4. Allowance04/09/85
  5. Grant10/01/85
  6. Terminated05/09/95

The patent was granted on 10/01/1985 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: 10/01/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HEIDENHAIN GMBH DR JOHANNES [DE]

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Inventors

S. A. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Solicitação de exame técnico

#4.1

09/25/1984

RPI 727

Publicação do pedido de patente

#3.1

05/29/1984

RPI 710

Pedido de patente depositado

#2.1

12/27/1983

RPI 688

Anuidade - prazo legal encerrado

#18.2

05/09/1995

RPI 1275

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