Official data from INPI

FLUÍDO SUBORDINADO A CAMPO ELÉTRICO E PROCESSO PARA SUA PREPARAÇÃO

PublicadaInvention Patent

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Application data

Number

PI8705665

Type

Invention Patent

Filing

10/22/1987

Publication

05/31/1988

View on INPI

Progress at the INPI

Filing10/22/87
Publication05/31/88
Examination12/18/90
Allowance
Grant
In force

Published on 05/31/1988, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Board of Regents of the University of Michigan

Inventors

F. F. (pessoa física)

W. A. (pessoa física)

Technical data

IPC Classification

C09K 3/00 C10M 101/04 H01B 3/20

Priority claims

922.003 · 10/22/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/31/1988

RPI 919

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Retificação

#15.3

02/16/1994

RPI 1211

Solicitação de exame técnico

#4.1

12/18/1990

RPI 1046

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