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Official data from INPI

COMPOSIÇÃO RETICULÁVEL À BASE DE POLIETILENO E MÉTODO DE REALIZAÇÃO DE OBJETOS FORMADOS A PARTIR DA MESMA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104544

Type

Invention Patent

Filing

10/21/1991

Publication

06/09/1992

Progress at the INPI

  1. Filing10/21/91
  2. Publication06/09/92
  3. Examination07/12/94
  4. Allowance08/10/99
  5. Grant05/30/00
  6. Expired06/11/13

The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut Français du Petrole

FR

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Inventors

F. D. (pessoa física)

FR

G. S. (pessoa física)

FR

J. J. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

90/13077 · 10/19/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/10/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

05/30/2000

RPI 1534

Deferimento

#9.1

08/10/1999

RPI 1492

Exigência - art. 36 da LPI

#6.1

03/23/1999

RPI 1472

Exigência - art. 36 da LPI

#6.1

04/14/1998

RPI 1425

Solicitação de exame técnico

#4.1

07/12/1994

RPI 1232

Publicação do pedido de patente

#3.1

06/09/1992

RPI 1123

Pedido de patente depositado

#2.1

11/19/1991

RPI 1094

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