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Official data from INPI

LIGAÇÃO DE CANAL REFRATÁRIA PARA O TRANSPORTE DE AÇO FUNDIDO PARA MÁQUINAS DE FUNDIÇÃO CONTÍNUA DE RODA DE FUNDIÇÃO.

PublicadaInvention Patent

Application data

Number

PI8703654

Type

Invention Patent

Filing

07/14/1987

Publication

03/22/1988

Progress at the INPI

  1. Filing07/14/87
  2. Publication03/22/88
  3. Abandoned10/02/90
  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.

Talk to a specialist

Latest action published by the INPI: 03/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Didier-Werke AG

DE

Korf Enginnering GmbH

DE

See this company's full portfolio

Inventors

J. S. (pessoa física)

DE

K. E. (pessoa física)

DE

L. K. (pessoa física)

DE

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/22/1988

RPI 909

Pedido de patente depositado

#2.1

10/20/1987

RPI 887

Arquivamento - Art. 36 §1° da LPI

#11.2

07/19/1994

RPI 1233

Exigência - art. 36 da LPI

#6.1

11/03/1993

RPI 1196

Solicitação de exame técnico

#4.1

10/02/1990

RPI 1035

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