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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE UMA MEMBRANA DE FIBRA OCA, APARELHO E MEMBRANA COMPÓSITA DE MULTICAMADAS

IndeferidaInvention Patent

Application data

Number

PI9506093

Type

Invention Patent

Filing

12/27/1995

Publication

12/23/1997

Progress at the INPI

Under appeal
  1. Filing12/27/95
  2. Publication12/23/97
  3. Examination
  4. Refused09/18/01
  5. Grant
  6. In force

The application was refused by the INPI on 09/18/2001. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/18/2001. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Praxair Technology, Inc.

US

See this company's full portfolio

Inventors

B. B. (pessoa física)

US

J. N. (pessoa física)

US

M. R. (pessoa física)

US

R. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

365389 · 12/28/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido com base no Art. 37° combinado com o Art. 8° da Lei 9279/96

09/18/2001

RPI 1602

Conhecimento de parecer técnico

#7.1

12/12/2000

RPI 1562

Publicação do pedido de patente

#3.1

12/23/1997

RPI 1409

Pedido de patente depositado

#2.1

01/30/1996

RPI 1313

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