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Official data from INPI

TUBEIRA APERFEICOADA,CONJUNTO DE ESTIRAMENTO DE FIBRA DE VIDRO E PROCESSO E APARELHO PARA O ESTIRAMENTO DE FIBRA DE VIDRO

Em AnáliseInvention Patent

Application data

Number

PI7808593

Type

Invention Patent

Filing

12/30/1977

Publication

-

Progress at the INPI

  1. Filing12/30/77
  2. Publication
  3. Examination
  4. Allowance09/08/82
  5. Grant04/26/83
  6. Terminated10/03/89

The patent was granted on 04/26/1983 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NITTO BOSEKI CO LTD

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Inventors

C. C. (pessoa física)

J. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

04/26/1983

RPI 653

Notificação para pagamento de retribuição

#13.1

01/11/1983

RPI 638

Deferimento

#9.1

09/08/1982

RPI 620

6.2

12/29/1981

RPI 584

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