Official data from INPI

USO DE ATIVADORES DE BRANQUEAMENTO PARA CONCENTRAÇÕES BAIXAS DE PERHIDROXILA

IndeferidaInvention PatentPCT · US1995014967

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Application data

Number

PI9510348

Type

Invention Patent

Filing

11/03/1995

Publication

12/23/1997

PCT

US1995014967

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Progress at the INPI

Under appeal

Filing11/03/95
Publication12/23/97
Examination
Refused04/02/02
Grant
In force

The application was refused by the INPI on 04/02/2002. The invention was never patented.

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Latest action published by the INPI: 04/02/2002. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Procter & Gamble Company

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Inventors

A. W. (pessoa física)

J. L. (pessoa física)

K. K. (pessoa física)

Technical data

IPC Classification

C11D 3/39

Priority claims

341807 · 11/18/1994

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido o pedido de patente de INVENÇÃO, com base no Artigo 37 c/c Artigos 06 e 25 da Lei 9279 de 14 de maio se 1996.

04/02/2002

RPI 1630

Conhecimento de parecer técnico

#7.1

01/30/2001

RPI 1569

Notificação de entrada na fase nacional - PCT

#1.3

12/23/1997

RPI 1409

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