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Official data from INPI

PROCESSO PARA PREPARAR CLORODIFENIL ÉTERES

PublicadaInvention Patent

Application data

Number

PI8802145

Type

Invention Patent

Filing

05/03/1988

Publication

12/06/1988

Progress at the INPI

  1. Filing05/03/88
  2. Publication12/06/88
  3. Examination03/19/91
  4. Allowance07/18/95
  5. Grant03/26/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

Novartis AG (Novartis SA) (Novartis Inc.)

CH

See this company's full portfolio

Inventors

P. R. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

US

046.594 · 05/04/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

09/20/1988

RPI 935

Carta-patente expirada

#21.1

Patente extinta em 03/05/2003

09/02/2008

RPI 1965

Transferência deferida

#25.1

Transferido por incorporação de: Ciba-Geigy AG

02/09/1999

RPI 1466

Concessão da patente

#16.1

03/26/1996

RPI 1321

Notificação para pagamento de retribuição

#13.1

11/28/1995

RPI 1304

Deferimento

#9.1

07/18/1995

RPI 1285

Solicitação de exame técnico

#4.1

03/19/1991

RPI 1059

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