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Official data from INPI

DISPOSITIVO COM FORCA DE COMPRESSAO PRODUZIDA MAGNETICAMENTE

ConcedidaInvention Patent
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Application data

Number

PI8008648

Type

Invention Patent

Filing

04/30/1979

Publication

-
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Progress at the INPI

  1. Filing04/30/79
  2. Publication
  3. Examination07/13/82
  4. Allowance06/26/84
  5. Grant01/29/85
  6. Terminated08/09/94

The patent was granted on 01/29/1985 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: 01/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. M. (pessoa física)

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Inventors

G. M. (pessoa física)

Technical data

IPC Classification

B41F 15/42

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/29/1985

RPI 745

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

11/16/1983

RPI 682

Solicitação de exame técnico

#4.1

07/13/1982

RPI 612

Anuidade - prazo legal encerrado

#18.2

08/09/1994

RPI 1236

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