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Official data from INPI

PROCESSO PARA CONTROLAR O COMPRIMENTO DO PERÍODO DE UMA ALIMENTAÇÃO INTERMITENTE DE TENSÃO PARA UM PRECIPITADOR ELETROSTÁTICO.

Em AnáliseInvention Patent

Application data

Number

PI8506200

Type

Invention Patent

Filing

12/11/1985

Publication

08/26/1986

Progress at the INPI

  1. Filing12/11/85
  2. Publication08/26/86
  3. Abandoned04/26/88
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. L. Smidth S/A. Comercio e Industria

SP, BR

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Inventors

H. J. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8431294 · 12/12/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/26/1988

RPI 914

Publicação do pedido de patente

#3.1

08/26/1986

RPI 827

Pedido de patente depositado

#2.1

02/25/1986

RPI 801

Arquivamento - Art. 36 §1° da LPI

#11.2

01/15/1991

RPI 1050

Exigência - art. 36 da LPI

#6.1

06/05/1990

RPI 1021

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