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Official data from INPI

CENTRÍFUGA INDUSTRIAL DE GRANDE VAZÃO E COM RENDIMENTO ENERGÉTICO MELHORADO.

ConcedidaInvention Patent

Application data

Number

PI8304641

Type

Invention Patent

Filing

08/26/1982

Publication

04/10/1984

Progress at the INPI

  1. Filing08/26/82
  2. Publication04/10/84
  3. Examination07/01/86
  4. Allowance12/08/87
  5. Grant06/28/88
  6. In force08/26/02

The patent was granted on 06/28/1988 and is in force until 08/26/2002. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:08/26/2002

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Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bertin & Cie

FR

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Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

FR

82 14702 · 08/27/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Deferimento

#9.1

12/08/1987

RPI 894

Republicação - classificação IPC

#15.11

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

03/24/1987

RPI 857

Solicitação de exame técnico

#4.1

07/01/1986

RPI 819

Publicação do pedido de patente

#3.1

04/10/1984

RPI 703

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

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