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Official data from INPI

EXTRATOR DE MUDAS

IndeferidaInvention Patent

Application data

Number

PI9005954

Type

Invention Patent

Filing

11/20/1990

Publication

06/30/1992

Progress at the INPI

Under appeal
  1. Filing11/20/90
  2. Publication06/30/92
  3. Examination01/05/93
  4. Refused01/03/95
  5. Grant
  6. In force

The application was refused by the INPI on 01/03/1995. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 01/03/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Universidade de São Paulo - USP

SP, BR

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Inventors

L. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/03/1995

RPI 1257

Solicitação de exame técnico

#4.1

01/05/1993

RPI 1153

Publicação do pedido de patente

#3.1

06/30/1992

RPI 1126

Pedido de patente depositado

#2.1

05/07/1991

RPI 1066

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