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Official data from INPI

PROCESSO DE PREPARAÇÃO DE POLIÉSTERES CRISTALINOS LÍQUIDOS TERMOTRÓPICOS

PublicadaInvention Patent

Application data

Number

PI8802883

Type

Invention Patent

Filing

06/13/1988

Publication

01/03/1989

Progress at the INPI

  1. Filing06/13/88
  2. Publication01/03/89
  3. Abandoned04/02/91
  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: 01/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Montedison S.p.A.

IT

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Inventors

A. C. (pessoa física)

IT

G. S. (pessoa física)

IT

L. C. (pessoa física)

US

U. G. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

20909 A/87 · 06/16/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/03/1989

RPI 950

Pedido de patente depositado

#2.1

11/08/1988

RPI 942

Arquivamento - Art. 36 §1° da LPI

#11.2

11/28/1995

RPI 1304

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

04/02/1991

RPI 1061

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