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Official data from INPI

DISPOSITIVO PARA SEPARAÇÃO DE PARTÍCULAS EM MEIO LIQUIDO

Arquivada/ExtintaInvention PatentPCT · FR1989000458

Application data

Number

PI8907082

Type

Invention Patent

Filing

09/12/1989

Publication

01/08/1991

PCT

FR1989000458

Progress at the INPI

  1. Filing09/12/89
  2. Publication01/08/91
  3. Examination01/07/92
  4. Allowance10/11/94
  5. Grant06/27/95
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Centre Technique De L'Industrie Des Papiers, Cartons Et Celluloses

FR

E&M Lamort

FR

E. & M. Lamort

FR

Inventors

A. S. (pessoa física)

FR

J. S. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

88 12156 · 09/13/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 12/09/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

06/27/1995

RPI 1282

Notificação para pagamento de retribuição

#13.1

02/21/1995

RPI 1264

Deferimento

#9.1

10/11/1994

RPI 1245

Solicitação de exame técnico

#4.1

01/07/1992

RPI 1101

Notificação de entrada na fase nacional - PCT

#1.3

01/08/1991

RPI 1049

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