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Official data from INPI

PROCESSO DE FABRICACAO DE FIBRAS POR ESTIRAMENTO DE MATERIAIS TERMOPLASTICOS EM MEIO A CORRENTES GASOSAS E EQUIPAMENTO PARA ESTE FIM

Em AnáliseInvention Patent

Application data

Number

PI7707038

Type

Invention Patent

Filing

10/22/1976

Publication

-

Progress at the INPI

  1. Filing10/22/76
  2. Publication
  3. Examination
  4. Allowance04/19/83
  5. Grant09/27/83
  6. Terminated12/15/87

The patent was granted on 09/27/1983 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. G. (pessoa física)

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Inventors

B. M. (pessoa física)

B. J. (pessoa física)

G. R. (pessoa física)

L. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

09/27/1983

RPI 675

Notificação para pagamento de retribuição

#13.1

09/06/1983

RPI 672

Deferimento

#9.1

04/19/1983

RPI 652

Exigência - art. 36 da LPI

#6.1

04/20/1982

RPI 600

15.0

11/24/1981

RPI 579

Exigência - art. 36 da LPI

#6.1

10/20/1981

RPI 574

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