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Official data from INPI

APARELHO PARA MONITORAR O GRAU DE RUGOSIDADE DA SUPERFICIE DE UM TERRENO

ArquivadaInvention Patent

Application data

Number

PI8605525

Type

Invention Patent

Filing

11/08/1985

Publication

08/11/1987

Progress at the INPI

  1. Filing11/08/85
  2. Publication08/11/87
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 11/08/1985 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: 12/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BROKEN HILL PTY CO LTD [AU]

MT NEWMAN MINING CO PTY LTD [AU]

Inventors

B. M. (pessoa física)

D. V. (pessoa física)

D. A. (pessoa física)

N. M. (pessoa física)

V. K. (pessoa física)

W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

12/12/1989

RPI 999

Publicação do pedido de patente

#3.1

08/11/1987

RPI 877

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

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