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Official data from INPI

DISPOSITIVO PARA A ABERTURA, FECHAMENTO E LIMPEZA DE FUROS DE ENCHIMENTO DE FORNOS DE COQUE CARREGÁVEL POR MEIO DE TRANSPOTADORES DE CARVÃO.

ArquivadaInvention Patent

Application data

Number

PI8102578

Type

Invention Patent

Filing

04/28/1981

Publication

01/19/1982

Progress at the INPI

  1. Filing04/28/81
  2. Publication01/19/82
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/28/1981 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: 02/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bergwerksverband GMBH.

DE

Didier Engineering GmbH

DE

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Inventors

D. K. (pessoa física)

G. M. (pessoa física)

H. D. (pessoa física)

K. W. (pessoa física)

R. W. (pessoa física)

S. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 16 418.2 · 04/29/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

02/26/1985

RPI 749

Publicação do pedido de patente

#3.1

01/19/1982

RPI 587

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