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Official data from INPI

MÉTODO E APARELHO PARA REGISTRAR UMA DISTRIBUIÇÃO DE GRAU DE UM FURO DE SONDAGEM DE NÚCLEO.

Em ExigênciaInvention Patent

Application data

Number

PI8501291

Type

Invention Patent

Filing

03/22/1985

Publication

11/19/1985

Progress at the INPI

  1. Filing03/22/85
  2. Publication11/19/85
  3. Abandoned07/22/86
  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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Mining Union Corporation Limited.

See this company's full portfolio

Inventors

B. C. (pessoa física)

L. M. (pessoa física)

Technical data

IPC Classification

Priority claims

ZA

84/2155 · 03/23/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

07/22/1986

RPI 822

Publicação do pedido de patente

#3.1

11/19/1985

RPI 787

Pedido de patente depositado

#2.1

06/11/1985

RPI 764

Arquivamento - Art. 36 §1° da LPI

#11.2

01/23/1990

RPI 1003

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