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Official data from INPI

APARELHO DE SUPORTE DE ESCAVAÇÃO EM DEGRAU MÓVEL

ArquivadaInvention Patent

Application data

Number

PI9002225

Type

Invention Patent

Filing

05/11/1990

Publication

08/13/1991

Progress at the INPI

  1. Filing05/11/90
  2. Publication08/13/91
  3. Abandoned10/13/93
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/11/1997. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vaal Reefs Exploration And Mining Company Limited

ZA

Inventors

G. S. (pessoa física)

H. K. (pessoa física)

J. B. (pessoa física)

K. S. (pessoa física)

R. T. (pessoa física)

Technical data

IPC Classification

Priority claims

ZA

89/3514 · 05/11/1989

ZA

89/4830 · 06/26/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.31

11/11/1997

RPI 1406

Exigência - art. 36 da LPI

#6.1

02/04/1997

RPI 1366

Exigência - art. 36 da LPI

#6.1

01/02/1996

RPI 1309

6.2

07/25/1995

RPI 1286

Solicitação de exame técnico

#4.1

10/13/1993

RPI 1193

Publicação do pedido de patente

#3.1

08/13/1991

RPI 1080

Pedido de patente depositado

#2.1

09/25/1990

RPI 1034

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