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Official data from INPI

MEMBRANA-COMPÓSITA PARA REMOÇÃO DE ÁGUA DE FLUÍDOS CONTENDO COMPONENTES ORGÂNICOS POR MEIO DE PERVAPORAÇÃO

Em AnáliseInvention PatentPCT · EP1990002074

Application data

Number

PI9007088

Type

Invention Patent

Filing

12/03/1990

Publication

01/28/1992

PCT

EP1990002074

Progress at the INPI

  1. Filing12/03/90
  2. Publication01/28/92
  3. Examination06/22/93
  4. Allowance
  5. Grant
  6. In force

Published on 01/28/1992, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 01/28/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. M. (pessoa física)

DE

S. A. (pessoa física)

FR

Inventors

D. B. (pessoa física)

DE

J. N. (pessoa física)

FR

Q. N. (pessoa física)

FR

Technical data

Priority claims

DE

P 39 39 841.2 · 12/01/1989

DE

P 39 39 867.6 · 12/01/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

01/28/1997

RPI 1365

Solicitação de exame técnico

#4.1

06/22/1993

RPI 1177

Notificação de entrada na fase nacional - PCT

#1.3

01/28/1992

RPI 1104

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