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Official data from INPI

Dispositivo de tubeira para o insuflamento de gases ou material sólido em uma concha contendo metal fundido.

ArquivadaInvention Patent

Application data

Number

PI8602372

Type

Invention Patent

Filing

05/23/1986

Publication

01/21/1987

Progress at the INPI

  1. Filing05/23/86
  2. Publication01/21/87
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 05/23/1986 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: 04/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Didier Werke AG

DE

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Inventors

G. P. (pessoa física)

M. U. (pessoa física)

W. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

04/11/1989

RPI 964

Publicação do pedido de patente

#3.1

01/21/1987

RPI 848

Pedido de patente depositado

#2.1

11/18/1986

RPI 839

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