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Official data from INPI

MEIO DE FECHAMENTO E DE DESPEJAMENTO LINEARMENTE DESLOCÁVEL E AXIALMENTE SIMÉTRICO

Arquivada/ExtintaInvention PatentPCT · FR1989000163

Application data

Number

PI8906963

Type

Invention Patent

Filing

04/10/1989

Publication

12/11/1990

PCT

FR1989000163

Progress at the INPI

  1. Filing04/10/89
  2. Publication12/11/90
  3. Examination09/17/91
  4. Allowance01/02/96
  5. Grant09/24/96
  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

E. D. (pessoa física)

FR

Inventors

E. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

88/06617 · 05/13/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 10/04/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

09/24/1996

RPI 1347

Deferimento

#9.1

01/02/1996

RPI 1309

Solicitação de exame técnico

#4.1

09/17/1991

RPI 1085

Notificação de entrada na fase nacional - PCT

#1.3

12/11/1990

RPI 1045

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