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Official data from INPI

BICO PARA A TEXTURIZACAO DE FIO

Em AnáliseInvention Patent

Application data

Number

PI8100397

Type

Invention Patent

Filing

01/30/1980

Publication

-

Progress at the INPI

  1. Filing01/30/80
  2. Publication
  3. Examination11/03/81
  4. Allowance03/27/84
  5. Grant09/25/84
  6. Terminated05/24/88

The patent was granted on 09/25/1984 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: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT

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Inventors

C. J. (pessoa física)

R. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

09/25/1984

RPI 727

Deferimento

#9.1

03/27/1984

RPI 701

Solicitação de exame técnico

#4.1

11/03/1981

RPI 576

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