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Official data from INPI

COMPOSIÇÃO HERBICIDA, PROCESSO PARA O COMBATE SELETIVO DE ERVAS DANINHAS E APLICAÇÃO

PublicadaInvention Patent

Application data

Number

PI8806218

Type

Invention Patent

Filing

11/25/1988

Publication

08/15/1989

Progress at the INPI

  1. Filing11/25/88
  2. Publication08/15/89
  3. Examination09/03/91
  4. Allowance03/19/96
  5. Grant02/25/97
  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: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

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Inventors

D. Q. (pessoa física)

CH

W. M. (pessoa física)

CH

Technical data

Priority claims

CH

4629/87 · 11/27/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/15/1989

RPI 982

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Carta-patente expirada

#21.1

Patente extinta em 25/11/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

02/25/1997

RPI 1369

Notificação para pagamento de retribuição

#13.1

12/10/1996

RPI 1358

Deferimento

#9.1

03/19/1996

RPI 1320

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

09/03/1991

RPI 1083

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