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Official data from INPI

PROCESSO PARA PREPARACAO DE MEMBRANAS DE POLIAMIDA LIQUOFILAS SEM PELE INSOLUVEIS EM ALCOOL FOLHA DE TAL MEMBRANA E ELEMENTO FILTRANTE COMPREENDENDO TAL FOLHA

DeferidaInvention Patent

Application data

Number

PI8106719

Type

Invention Patent

Filing

10/20/1980

Publication

07/06/1982

Progress at the INPI

Awaiting grant fee payment
  1. Filing10/20/80
  2. Publication07/06/82
  3. Examination12/14/82
  4. Allowance02/09/88
  5. Grant
  6. In force

The application was allowed by the INPI on 02/09/1988. The grant of the letters patent is being processed.

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Latest action published by the INPI: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PALL CORP [US]

Inventors

M. F. (pessoa física)

P. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

08/16/1988

RPI 930

Republicação - classificação IPC

#15.11

05/31/1988

RPI 919

Deferimento

#9.1

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Exigência - art. 36 da LPI

#6.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

12/14/1982

RPI 634

Publicação do pedido de patente

#3.1

07/06/1982

RPI 611

Pedido de patente depositado

#2.1

12/01/1981

RPI 580

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