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Official data from INPI

PROCESSO E APARELHO DE CLASSIFICAR MATERIAL PARTICULADO

ArquivadaInvention Patent

Application data

Number

PI8202419

Type

Invention Patent

Filing

04/27/1982

Publication

04/12/1983

Progress at the INPI

  1. Filing04/27/82
  2. Publication04/12/83
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/27/1982 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sphere Investments Limited

BS

Inventors

A. H. (pessoa física)

AU

H. K. (pessoa física)

AU

Technical data

IPC Classification

Priority claims

DE

81/2802 · 04/28/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

04/12/1983

RPI 651

Pedido de patente depositado

#2.1

06/15/1982

RPI 608

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