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Official data from INPI

COMPOSIÇÕES RÍGIDAS À BASE DE POLICLORETO DE VINILA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002609

Type

Invention Patent

Filing

06/01/1990

Publication

08/20/1991

Progress at the INPI

  1. Filing06/01/90
  2. Publication08/20/91
  3. Examination09/21/93
  4. Allowance08/18/98
  5. Grant12/29/98
  6. Expired01/15/13

The letters patent expired on 01/15/2013: 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: 01/15/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Solvay & Cie

BE

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Inventors

J. C. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

BE

08900603 · 06/02/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 01/06/2010

01/15/2013

RPI 2193

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

08/18/1998

RPI 1443

Exigência - art. 36 da LPI

#6.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

09/21/1993

RPI 1190

Publicação do pedido de patente

#3.1

08/20/1991

RPI 1081

Pedido de patente depositado

#2.1

10/16/1990

RPI 1037

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