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Official data from INPI

APARELHO E PROCESSO PARA PRODUÇÃO DE FIBRAS ÓTICAS E RESPECTIVAS FIBRAS ÓTICAS.

ArquivadaInvention Patent
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Application data

Number

PI8207118

Type

Invention Patent

Filing

12/08/1982

Publication

10/11/1983
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Progress at the INPI

  1. Filing12/08/82
  2. Publication10/11/83
  3. Abandoned02/28/84
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cselt Centro Studi e Laboratori Telecomunicazioni S.p.a.

IT

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Inventors

M. E. (pessoa física)

R. G. (pessoa física)

Technical data

IPC Classification

C03B 37/023C03B 37/027

Priority claims

IT

68655-A/81 · 12/22/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/25/1989

RPI 966

Exigência - art. 36 da LPI

#6.1

10/25/1988

RPI 940

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Solicitação de exame técnico

#4.1

02/28/1984

RPI 697

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

02/01/1983

RPI 641

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: G02B 5/172; C03B 37/075.

03/27/2018

RPI 2464

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