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Official data from INPI

SUBSTRATO DE REFORÇO COM MAIOR RETENÇÃO DE ADERÊNCIA A POLÍMEROS ELASTOMÉRICOS E PRODUTO DE POLÍMERO ELASTOMÉRICO REFORÇADO COM O DITO SUBSTRATO

Arquivada/ExtintaInvention PatentPCT · EP1990001202

Application data

Number

PI9007530

Type

Invention Patent

Filing

07/17/1990

Publication

04/14/1992

PCT

EP1990001202

Progress at the INPI

  1. Filing07/17/90
  2. Publication04/14/92
  3. Examination07/20/93
  4. Allowance05/11/99
  5. Grant12/28/99
  6. Expired01/22/13

The letters patent expired on 01/22/2013: 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: 01/22/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N.V. Bekaert S.A.

BE

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Inventors

M. D. (pessoa física)

BE

W. R. (pessoa física)

BE

Technical data

Priority claims

BE

89201917.5/EP · 07/21/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/07/2010

01/22/2013

RPI 2194

Concessão da patente

#16.1

12/28/1999

RPI 1512

Deferimento

#9.1

05/11/1999

RPI 1479

Exigência - art. 36 da LPI

#6.1

10/27/1998

RPI 1451

Solicitação de exame técnico

#4.1

07/20/1993

RPI 1181

Notificação de entrada na fase nacional - PCT

#1.3

04/14/1992

RPI 1115

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