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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE 2-(2'-HIDROXIFENIL)-BENZOTRIAZÓIS.

Em AnáliseInvention Patent

Application data

Number

PI8402641

Type

Invention Patent

Filing

05/31/1984

Publication

04/30/1985

Progress at the INPI

  1. Filing05/31/84
  2. Publication04/30/85
  3. Examination06/02/87
  4. Allowance04/24/90
  5. Grant10/30/90
  6. Expired07/08/08

The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/14/1989. 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 Spezialitatencheime Holding Ag - Ciba Spécialités Chimiques Holding SA

CH

See this company's full portfolio

Inventors

D. D. (pessoa física)

CH

D. S. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

2986/83 · 06/01/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

11/14/1989

RPI 995

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

04/30/1985

RPI 758

Pedido de patente depositado

#2.1

08/07/1984

RPI 720

Carta-patente expirada

#21.1

Patente extinta em 31/05/99

07/08/2008

RPI 1957

Alteração de nome deferida

#25.4

Alterado de: Ciba SC Holding AG

11/03/1998

RPI 1452

Transferência deferida

#25.1

Transferido de: Ciba-Geigy Ag

09/15/1998

RPI 1447

Concessão da patente

#16.1

10/30/1990

RPI 1039

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

04/24/1990

RPI 1015

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