Official data from INPI

PROCESSO PARA A PRODUÇÃO DE UMA ARIL TRIAZOLINONA

Arquivada/ExtintaInvention PatentPCT · US1990004742

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Application data

Number

PI9007634

Type

Invention Patent

Filing

08/21/1990

Publication

07/07/1992

PCT

US1990004742

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Progress at the INPI

Filing08/21/90
Publication07/07/92
Examination07/27/93
Allowance10/06/98
Grant02/23/99
Expired01/29/13

The letters patent expired on 01/29/2013: 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: 01/29/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. C. (pessoa física)

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Inventors

G. T. (pessoa física)

J. L. (pessoa física)

Technical data

IPC Classification

C07C 251/76 C07D 249/12

Priority claims

405,179 · 09/08/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 21/08/2010

01/29/2013

RPI 2195

Concessão da patente

#16.1

02/23/1999

RPI 1468

Deferimento

#9.1

10/06/1998

RPI 1450

Solicitação de exame técnico

#4.1

07/27/1993

RPI 1182

Notificação de entrada na fase nacional - PCT

#1.3

07/07/1992

RPI 1127

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