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Official data from INPI

COMPOSIÇÕES ESTABILIZADAS À BASE DE POLIAMIDAS E OBJETOS MOLDADOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9100718

Type

Invention Patent

Filing

02/22/1991

Publication

10/29/1991

Progress at the INPI

  1. Filing02/22/91
  2. Publication10/29/91
  3. Examination12/21/93
  4. Allowance06/01/99
  5. Grant11/16/99
  6. Expired05/28/13

The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Solvay & Cie.

BE

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Inventors

D. D. (pessoa física)

BE

S. V. (pessoa física)

BE

Technical data

Priority claims

BE

09000211 · 02/23/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 22/02/2011

05/28/2013

RPI 2212

Concessão da patente

#16.1

11/16/1999

RPI 1506

Deferimento

#9.1

06/01/1999

RPI 1482

Exigência - art. 36 da LPI

#6.1

11/03/1998

RPI 1452

Solicitação de exame técnico

#4.1

12/21/1993

RPI 1203

Publicação do pedido de patente

#3.1

10/29/1991

RPI 1091

Pedido de patente depositado

#2.1

08/27/1991

RPI 1082

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