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Official data from INPI

PROCESSO PARA PRODUÇÃO DE POLÍMEROS AROMÁTICOS DE VINILA CRISTALINOS TENDO ESTRUTURA SINDIOTATICA

PublicadaInvention Patent

Application data

Number

PI8706812

Type

Invention Patent

Filing

12/15/1987

Publication

07/19/1988

Progress at the INPI

Awaiting grant fee payment
  1. Filing12/15/87
  2. Publication07/19/88
  3. Examination08/28/90
  4. Allowance08/01/95
  5. Grant
  6. In force

The application was allowed by the INPI on 08/01/1995. The grant of the letters patent is being processed.

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Latest action published by the INPI: 07/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MONTEDISON S.P.A

IT

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Inventors

E. A. (pessoa física)

IT

G. G. (pessoa física)

IT

L. R. (pessoa física)

IT

R. M. (pessoa física)

IT

U. G. (pessoa física)

IT

Technical data

Priority claims

IT

22827 A/86 · 12/23/1986

IT

41007 A/86 · 12/15/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/19/1988

RPI 926

Pedido de patente depositado

#2.1

04/05/1988

RPI 911

Retificação

#15.3

08/29/1995

RPI 1291

Deferimento

#9.1

08/01/1995

RPI 1287

Conhecimento de parecer técnico

#7.1

03/03/1992

RPI 1109

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

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