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Official data from INPI

PELÍCULAS DE POLIÉSTER COMPÓSITAS, ORIENTADAS, COEXTRUDADAS, PROCESSO PARA OBTER AS MESMAS E PELÍCULAS DE POLIÉSTER COMPÓSITAS, COMPLEXAS

Arquivada/ExtintaInvention PatentPCT · FR1989000086

Application data

Number

PI8907304

Type

Invention Patent

Filing

03/03/1989

Publication

03/19/1991

PCT

FR1989000086

Progress at the INPI

  1. Filing03/03/89
  2. Publication03/19/91
  3. Examination08/27/91
  4. Allowance04/14/98
  5. Grant11/24/98
  6. Expired12/18/12

The letters patent expired on 12/18/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/18/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. F. (pessoa física)

FR

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Inventors

E. F. (pessoa física)

FR

J. A. (pessoa física)

FR

L. V. (pessoa física)

FR

P. C. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

88/03302 · 03/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 03/03/2009

12/18/2012

RPI 2189

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

04/14/1998

RPI 1425

Solicitação de exame técnico

#4.1

08/27/1991

RPI 1082

Notificação de entrada na fase nacional - PCT

#1.3

03/19/1991

RPI 1059

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