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Official data from INPI

PROCESSO PARA A PRODUCAO DE GRANULOS DE MAGNESIO REVESTIDOS COM SAIS

Em AnáliseInvention Patent

Application data

Number

PI8306195

Type

Invention Patent

Filing

11/08/1982

Publication

06/12/1984

Progress at the INPI

  1. Filing11/08/82
  2. Publication06/12/84
  3. Abandoned08/05/86
  4. Allowance
  5. Grant
  6. In force

The applicant withdrew the application. The case ended without a patent.

Talk to a specialist

Latest action published by the INPI: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO [US]

See this company's full portfolio

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

10.1

11/07/1989

RPI 994

Notificação para pagamento de retribuição

#13.1

10/17/1989

RPI 991

Deferimento

#9.1

06/13/1989

RPI 973

Exigência - art. 36 da LPI

#6.1

12/06/1988

RPI 946

6.2

06/23/1987

RPI 870

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

06/12/1984

RPI 712

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

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