Official data from INPI

COMPOSIÇÃO SOLVENTE PARA DESIDRATAÇÃO

ArquivadaInvention Patent

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Application data

Number

PI8904616

Type

Invention Patent

Filing

09/13/1989

Publication

03/19/1991

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Progress at the INPI

Filing09/13/89
Publication03/19/91
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 09/13/1989 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/13/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Du Pont-Mitsui Fluorochemicals Company, Ltd

Inventors

K. S. (pessoa física)

R. Y. (pessoa física)

Technical data

IPC Classification

C11D 7/50

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

07/13/1993

RPI 1180

Publicação do pedido de patente

#3.1

03/19/1991

RPI 1059

Pedido de patente depositado

#2.1

03/13/1990

RPI 1009

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