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Official data from INPI

PROCESSO PARA FABRICAÇÃO DE FIBRAS ÓPTICAS DE PERDA EXTREMAMENTE BAIXA NO INFRAVERMELHO MÉDIO.

ArquivadaInvention Patent

Application data

Number

PI8404517

Type

Invention Patent

Filing

09/11/1984

Publication

08/06/1985

Progress at the INPI

  1. Filing09/11/84
  2. Publication08/06/85
  3. Abandoned01/21/86
  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.

Talk to a specialist

Latest action published by the INPI: 02/14/1989. 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

G. R. (pessoa física)

IT

Technical data

Priority claims

IT

67956.A/83 · 09/15/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

02/14/1989

RPI 956

6.2

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

01/21/1986

RPI 796

Publicação do pedido de patente

#3.1

08/06/1985

RPI 772

Pedido de patente depositado

#2.1

11/13/1984

RPI 734

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