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Official data from INPI

PROCESSO DE FILTRAÇÃO DE FLUIDOS E APARELHO PARA A REALIZAÇÃO DESSE PROCESSO

DeferidaInvention Patent

Application data

Number

PI8201890

Type

Invention Patent

Filing

04/02/1982

Publication

03/08/1983

Progress at the INPI

Awaiting grant fee payment
  1. Filing04/02/82
  2. Publication03/08/83
  3. Examination05/14/85
  4. Allowance12/29/87
  5. Grant
  6. In force

The application was allowed by the INPI on 12/29/1987. The grant of the letters patent is being processed.

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Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. R. (pessoa física)

FR

Inventors

G. A. (pessoa física)

FR

J. E. (pessoa física)

FR

Technical data

Priority claims

FR

81 06 722 · 04/03/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

07/12/1988

RPI 925

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

11/05/1985

RPI 785

Solicitação de exame técnico

#4.1

05/14/1985

RPI 760

Publicação do pedido de patente

#3.1

03/08/1983

RPI 646

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01D 29/38; B01D 29/14.

03/27/2018

RPI 2464

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