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Official data from INPI

PROCESSO PARA A PREPARACAO DE MONOETERES DE DIHIDROXIBENZENOS

Em AnáliseInvention Patent

Application data

Number

PI8403065

Type

Invention Patent

Filing

06/24/1983

Publication

05/28/1985

Progress at the INPI

  1. Filing06/24/83
  2. Publication05/28/85
  3. Examination06/30/87
  4. Allowance10/02/90
  5. Abandoned
  6. In force

The application was allowed on 10/02/1990 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

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Inventors

M. A. (pessoa física)

O. W. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/30/1987

RPI 871

Publicação do pedido de patente

#3.1

05/28/1985

RPI 762

Pedido de patente depositado

#2.1

08/28/1984

RPI 723

Arquivamento - Art. 38 §2° da LPI

#11.4

09/10/1991

RPI 1084

Notificação para pagamento de retribuição

#13.1

01/15/1991

RPI 1050

Deferimento

#9.1

10/02/1990

RPI 1035

Exigência - art. 36 da LPI

#6.1

03/06/1990

RPI 1008

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