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Official data from INPI

PROCESSO PARA A DETERMINAÇÃO DE SOLUÇÕES DE CORANTES

Em AnáliseInvention Patent

Application data

Number

PI8604628

Type

Invention Patent

Filing

09/25/1986

Publication

05/26/1987

Progress at the INPI

  1. Filing09/25/86
  2. Publication05/26/87
  3. Examination10/17/89
  4. Allowance10/22/91
  5. Grant08/25/92
  6. Terminated10/03/95

The patent was granted on 08/25/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

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Inventors

D. H. (pessoa física)

CH

D. S. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

4185/85 · 09/26/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/17/1989

RPI 991

Publicação do pedido de patente

#3.1

05/26/1987

RPI 866

Pedido de patente depositado

#2.1

03/24/1987

RPI 857

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

08/25/1992

RPI 1134

Notificação para pagamento de retribuição

#13.1

03/03/1992

RPI 1109

Deferimento

#9.1

10/22/1991

RPI 1090

Exigência - art. 36 da LPI

#6.1

12/04/1990

RPI 1044

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