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Official data from INPI

PROCESSO PARA PREPARACAO DE MEMBRANAS,FOLHA DE MEMBRANA,ELEMENTO DE FILTRO,SOLUCAO DE RESINA DE FUNDICAO E PROCESSO PARA ESPECIFICACAO DE EFICACIA DA MEMBRANA

Em ExigênciaInvention Patent

Application data

Number

PI7903007

Type

Invention Patent

Filing

05/15/1978

Publication

-

Progress at the INPI

Office action pending
  1. Filing05/15/78
  2. Publication
  3. Examination02/09/82
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical office action on this application. If it is not answered in time, the application is abandoned (art. 36 of the Brazilian IP Act).

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Latest action published by the INPI: 04/22/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PALL CORP

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

04/22/1987

RPI 861

Exigência - art. 36 da LPI

#6.1

02/26/1985

RPI 749

Exigência - art. 36 da LPI

#6.1

03/07/1984

RPI 698

Conhecimento de parecer técnico

#7.1

09/06/1983

RPI 672

Solicitação de exame técnico

#4.1

02/09/1982

RPI 590

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