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Official data from INPI

VÁLVULA ELETROMAGNÉTICA PARA CONTROLAR O FLUXO DE UM FLUIDO EM UM TUBO

Arquivada/ExtintaInvention PatentPCT · FR1990000380

Application data

Number

PI9007426

Type

Invention Patent

Filing

05/31/1990

Publication

06/16/1992

PCT

FR1990000380

Progress at the INPI

  1. Filing05/31/90
  2. Publication06/16/92
  3. Examination06/08/93
  4. Allowance12/13/94
  5. Grant08/29/95
  6. Expired06/15/10

The letters patent expired on 06/15/2010: 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: 06/15/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Delot Process Societe Anonyme., empresa francesa

FR

Galvacor Inc

CA

Inventors

J. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

89-07296 · 06/02/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 31/05/2005

06/15/2010

RPI 2058

Transferência deferida

#25.1

Transferido de: Delot Trocess S.A

07/18/2000

RPI 1541

Concessão da patente

#16.1

08/29/1995

RPI 1291

Notificação para pagamento de retribuição

#13.1

04/18/1995

RPI 1272

Deferimento

#9.1

12/13/1994

RPI 1254

Solicitação de exame técnico

#4.1

06/08/1993

RPI 1175

Notificação de entrada na fase nacional - PCT

#1.3

06/16/1992

RPI 1124

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