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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE COMPOSTOS DE HIDRÓXIDOS METÁLICOS MISTOS.

Em AnáliseInvention Patent

Application data

Number

PI8603134

Type

Invention Patent

Filing

07/04/1986

Publication

02/24/1987

Progress at the INPI

  1. Filing07/04/86
  2. Publication02/24/87
  3. Examination04/25/89
  4. Allowance05/04/93
  5. Abandoned
  6. In force

The application was allowed on 05/04/1993 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

See this company's full portfolio

Inventors

B. I. (pessoa física)

S. W. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/25/1989

RPI 966

Publicação do pedido de patente

#3.1

02/24/1987

RPI 853

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09K 7/04; C09K 8/03; C09K 8/14; C09K 8/66; C09K 8/84; C10M 113/00; C10M 125/10; C10M 173/02; C10M 177/00; C09K 8/60; C10M 125/00.

03/27/2018

RPI 2464

Arquivamento - Art. 38 §2° da LPI

#11.4

03/29/1994

RPI 1217

Notificação para pagamento de retribuição

#13.1

09/08/1993

RPI 1188

Deferimento

#9.1

05/04/1993

RPI 1170

Exigência - art. 36 da LPI

#6.1

10/22/1991

RPI 1090

6.2

01/02/1990

RPI 1000

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