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Official data from INPI

PROCESSO E SISTEMA PARA PRODUZIR MATERIAIS COM TRANSPARÊNCIA ÓPTICA AO INFRAVERMELHO.

Em ExigênciaInvention Patent

Application data

Number

PI8402970

Type

Invention Patent

Filing

06/18/1984

Publication

05/28/1985

Progress at the INPI

  1. Filing06/18/84
  2. Publication05/28/85
  3. Abandoned10/01/85
  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: 10/31/1989. 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

E. M. (pessoa física)

IT

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

10/31/1989

RPI 993

6.2

08/02/1988

RPI 928

Solicitação de exame técnico

#4.1

10/01/1985

RPI 780

Publicação do pedido de patente

#3.1

05/28/1985

RPI 762

Pedido de patente depositado

#2.1

08/21/1984

RPI 722

Arquivamento - Art. 36 §1° da LPI

#11.2

06/19/1990

RPI 1023

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