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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE ÁCIDO 1-AMINO-2-NAFTOL-4-SULFÔNICO, ÁCIDO 1-AMINO-2-NAFTOL-4-SULFÔNICO E APLICAÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI8600644

Type

Invention Patent

Filing

02/14/1986

Publication

10/29/1986

Progress at the INPI

  1. Filing02/14/86
  2. Publication10/29/86
  3. Examination12/06/88
  4. Allowance12/01/92
  5. Abandoned
  6. In force

The application was allowed on 12/01/1992 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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]

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Inventors

D. F. (pessoa física)

Technical data

Priority claims

CH

731/85 · 02/15/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/06/1988

RPI 946

Publicação do pedido de patente

#3.1

10/29/1986

RPI 836

Pedido de patente depositado

#2.1

09/16/1986

RPI 830

Arquivamento - Art. 38 §2° da LPI

#11.4

06/08/1993

RPI 1175

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Deferimento

#9.1

12/01/1992

RPI 1148

Exigência - art. 36 da LPI

#6.1

02/04/1992

RPI 1105

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