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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE CORANTES, APLICAÇÃO DOS CORANTES E PROCESSO PARA TINGIR OU ESTAMPAR

Arquivada/ExtintaInvention Patent
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Application data

Number

PI9102691

Type

Invention Patent

Filing

06/26/1991

Publication

02/04/1992
View on INPI

Progress at the INPI

  1. Filing06/26/91
  2. Publication02/04/92
  3. Examination04/26/94
  4. Allowance02/08/00
  5. Grant07/11/00
  6. Expired06/04/13

The letters patent expired on 06/04/2013: 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: 06/04/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

Ciba SC Holding AG

CH

Ciba Specialty Chemicals Holding Inc. - Ciba Spezialitätenchemie Holding AG - Ciba Spécialités Chimiques Holding SA

CH

See this company's full portfolio

Inventors

A. C. (pessoa física)

CH

D. R. (pessoa física)

CH

Technical data

IPC Classification

C09B 29/42D06P 1/18D06P 3/54

Priority claims

CH

2134/90 · 06/27/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 26/06/2011

06/04/2013

RPI 2213

Concessão da patente

#16.1

07/11/2000

RPI 1540

Deferimento

#9.1

02/08/2000

RPI 1518

Alteração de nome deferida

#25.4

Alterado de: Ciba SC Holding AG

01/26/1999

RPI 1464

Transferência deferida

#25.1

Transferido de: Ciba-Geigy AG

12/29/1998

RPI 1460

Exigência - art. 36 da LPI

#6.1

12/08/1998

RPI 1457

Exigência - art. 36 da LPI

#6.1

07/21/1998

RPI 1439

Solicitação de exame técnico

#4.1

04/26/1994

RPI 1221

Publicação do pedido de patente

#3.1

02/04/1992

RPI 1105

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