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Official data from INPI

RESERVATÓRIO PARA ESTOCAR OS FLUIDOS SOB PRESSÃO E PROCESSO DE FABRICAÇÃO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9104992

Type

Invention Patent

Filing

11/18/1991

Publication

06/23/1992

Progress at the INPI

  1. Filing11/18/91
  2. Publication06/23/92
  3. Examination05/17/94
  4. Allowance05/28/96
  5. Grant04/29/97
  6. Expired09/16/14

The letters patent expired on 09/16/2014: 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: 09/16/2014. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Institut Français du Petrole

FR

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Inventors

J. C. (pessoa física)

FR

M. H. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

90/14.490 · 11/19/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 18/11/2006

09/16/2014

RPI 2280

Concessão da patente

#16.1

04/29/1997

RPI 1378

Deferimento

#9.1

05/28/1996

RPI 1330

Solicitação de exame técnico

#4.1

05/17/1994

RPI 1224

Publicação do pedido de patente

#3.1

06/23/1992

RPI 1125

Pedido de patente depositado

#2.1

12/24/1991

RPI 1099

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