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Official data from INPI

APERFEIÇOAMENTOS NOS APARELHOS DE MEDIDA DE DÉBITO COM TURBINA AXIAL

ConcedidaInvention Patent

Application data

Number

PI8204316

Type

Invention Patent

Filing

07/23/1982

Publication

07/19/1983

Progress at the INPI

  1. Filing07/23/82
  2. Publication07/19/83
  3. Examination11/01/83
  4. Allowance05/14/85
  5. Grant11/26/85
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Flonic

FR

Flonic S.A.

FR

Inventors

R. L. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

81.18374 · 09/30/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

09/03/1985

RPI 776

Deferimento

#9.1

05/14/1985

RPI 760

Exigência - art. 36 da LPI

#6.1

11/27/1984

RPI 736

Solicitação de exame técnico

#4.1

11/01/1983

RPI 680

Publicação do pedido de patente

#3.1

07/19/1983

RPI 665

Pedido de patente depositado

#2.1

09/08/1982

RPI 620

Carta-patente expirada

#21.1

Patente extinta em 23/07/97

07/01/2008

RPI 1956

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