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Official data from INPI

PROCESSO PARA DESIDROGENEÇÃO EM LINHA DE PREFORMAS POR ESTIRAMENTO DE FIBRAS E DISPOSITIVO PARA CONTROLAR FLUXO DE DEUTÉRIO

ArquivadaInvention Patent

Application data

Number

PI8203594

Type

Invention Patent

Filing

06/18/1982

Publication

06/14/1983

Progress at the INPI

  1. Filing06/18/82
  2. Publication06/14/83
  3. Abandoned10/25/83
  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: 04/26/1988. 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

G. R. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

67857-A/81 · 06/22/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/26/1988

RPI 914

Exigência - art. 36 da LPI

#6.1

10/20/1987

RPI 887

Exigência - art. 36 da LPI

#6.1

10/21/1986

RPI 835

Conhecimento de parecer técnico

#7.1

12/03/1985

RPI 789

Exigência - art. 36 da LPI

#6.1

12/04/1984

RPI 737

Solicitação de exame técnico

#4.1

10/25/1983

RPI 679

Publicação do pedido de patente

#3.1

06/14/1983

RPI 660

Pedido de patente depositado

#2.1

08/03/1982

RPI 615

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