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Official data from INPI

MÉTODO E APARELHAGEM PARA PROCESSAR MINERAL CONTENDO MINÉRIO.

Em AnáliseInvention Patent

Application data

Number

PI8502018

Type

Invention Patent

Filing

04/29/1985

Publication

12/31/1985

Progress at the INPI

  1. Filing04/29/85
  2. Publication12/31/85
  3. Examination08/05/86
  4. Allowance02/06/90
  5. Abandoned
  6. In force

The application was allowed on 02/06/1990 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: 08/05/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Mining Union Corporation Limited.

ZA

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Inventors

P. K. (pessoa física)

R. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

12/31/1985

RPI 793

Pedido de patente depositado

#2.1

07/09/1985

RPI 768

Republicação - classificação IPC

#15.11

06/04/1991

RPI 1070

Arquivamento - Art. 38 §2° da LPI

#11.4

10/23/1990

RPI 1038

Notificação para pagamento de retribuição

#13.1

05/29/1990

RPI 1020

Deferimento

#9.1

02/06/1990

RPI 1005

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