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Official data from INPI

MEMBRANA DE ULTRAFILTRACAO ASSIMETRICA POLIMERA INTEGRAL

IndeferidaInvention Patent

Application data

Number

PI8102065

Type

Invention Patent

Filing

04/08/1980

Publication

10/13/1981

Progress at the INPI

Under appeal
  1. Filing04/08/80
  2. Publication10/13/81
  3. Examination08/16/83
  4. Refused09/30/86
  5. Grant
  6. In force

The application was refused by the INPI on 09/30/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BRUNSWICK CORP

Inventors

W. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

09/30/1986

RPI 832

Republicação - classificação IPC

#15.11

01/08/1985

RPI 742

Conhecimento de parecer técnico

#7.1

05/15/1984

RPI 708

Solicitação de exame técnico

#4.1

08/16/1983

RPI 669

Publicação do pedido de patente

#3.1

10/13/1981

RPI 573

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