Official data from INPI

PROCESSO PARA PRODUÇÃO DE TENSOATIVO DE GLUCAMIDA LINEAR.

Arquivada/ExtintaInvention PatentPCT · US1991006986

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Application data

Number

PI9106909

Type

Invention Patent

Filing

09/25/1991

Publication

07/20/1993

PCT

US1991006986

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Progress at the INPI

Filing09/25/91
Publication07/20/93
Examination05/17/94
Allowance02/09/99
Grant08/24/99
Expired06/18/13

The letters patent expired on 06/18/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/18/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Procter & Gamble Company

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Inventors

D. C. (pessoa física)

J. S. (pessoa física)

J. K. (pessoa física)

Technical data

IPC Classification

C07C 231/02 C11D 1/52

Priority claims

590389 · 09/28/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinte em 25/09/2011

06/18/2013

RPI 2215

Concessão da patente

#16.1

08/24/1999

RPI 1494

Deferimento

#9.1

02/09/1999

RPI 1466

Solicitação de exame técnico

#4.1

05/17/1994

RPI 1224

Retificação da notificação da fase nacional - PCT

#1.3.1

10/05/1993

RPI 1192

Notificação de entrada na fase nacional - PCT

#1.3

07/20/1993

RPI 1181

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