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Official data from INPI

COMPOSIÇÃO ESTABILIZADA DE COMPOSTOS DE ISOTIAZOLONA,PROCESSO PARA INIBIR O CRESCIMENTO DE BACTÉRIAS, FUNGOS OU ALGAS EM UM LOCAL ESCOLHIDO, E,PROCESSO PARA ESTABILIZAR UMA ISOTIAZOLONA.

Arquivada/ExtintaInvention Patent
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Application data

Number

PI9005293

Type

Invention Patent

Filing

10/19/1990

Publication

09/17/1991
View on INPI

Progress at the INPI

  1. Filing10/19/90
  2. Publication09/17/91
  3. Examination09/21/93
  4. Allowance10/07/97
  5. Grant09/29/98
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rohm And Haas Company

US

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Inventors

A. L. (pessoa física)

US

G. W. (pessoa física)

US

Technical data

IPC Classification

A01N 43/80C07D 275/02C09K 13/00C09K 15/00C11D 3/48E21B 43/22

Priority claims

US

426,144 · 10/24/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 19/10/2010

05/21/2013

RPI 2211

Concessão da patente

#16.1

09/29/1998

RPI 1449

Deferimento

#9.1

10/07/1997

RPI 1401

Exigência - art. 36 da LPI

#6.1

08/06/1996

RPI 1340

Exigência - art. 36 da LPI

#6.1

12/05/1995

RPI 1305

Solicitação de exame técnico

#4.1

09/21/1993

RPI 1190

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/16/1991

RPI 1063

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