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Official data from INPI

COMPÓSITO TERMOPLÁSTICO REFORÇADO, E, PROCESSO PARA A SUA PREPARAÇÃO.

Arquivada/ExtintaInvention Patent

Application data

Number

PI9103820

Type

Invention Patent

Filing

09/04/1991

Publication

05/19/1992

Progress at the INPI

  1. Filing09/04/91
  2. Publication05/19/92
  3. Examination05/31/94
  4. Allowance11/03/98
  5. Grant08/10/99
  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

Shell Internationale Research Maatschappij B.V

NL

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Inventors

J. J. (pessoa física)

NL

M. P. (pessoa física)

NL

Technical data

Priority claims

GB

9019513.2 · 09/06/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinte em 04/09/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

08/10/1999

RPI 1492

Republicação - classificação IPC

#15.11

ALTERAR DE : C08J 5/08

11/17/1998

RPI 1454

Deferimento

#9.1

11/03/1998

RPI 1452

Exigência - art. 36 da LPI

#6.1

11/18/1997

RPI 1407

Solicitação de exame técnico

#4.1

05/31/1994

RPI 1226

Publicação do pedido de patente

#3.1

05/19/1992

RPI 1120

Pedido de patente depositado

#2.1

10/15/1991

RPI 1089

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