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Official data from INPI

DISPOSITIVO DE ENROLAMENTO DE FITA SOBRE ROLO

Em AnáliseInvention Patent
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Application data

Number

PI7808544

Type

Invention Patent

Filing

12/29/1977

Publication

-
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Progress at the INPI

  1. Filing12/29/77
  2. Publication
  3. Examination
  4. Allowance03/30/82
  5. Grant12/14/82
  6. Terminated11/16/88

The patent was granted on 12/14/1982 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

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Inventors

D. J. (pessoa física)

Technical data

IPC Classification

B65H 54/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

Concessão da patente

#16.1

12/14/1982

RPI 634

Notificação para pagamento de retribuição

#13.1

07/20/1982

RPI 613

Deferimento

#9.1

03/30/1982

RPI 597

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