Official data from INPI

CABECA DE ARRANQUE PARA INSTALACAO DE VAZAMENTO CONTINUO DE ACO COM LINGOTEIRA DE EXTREMIDADES ABERTAS,E,PROCESSO PARA O ARRANQUE DA MESMA INSTALACAO

Em AnáliseInvention Patent

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Application data

Number

PI7804859

Type

Invention Patent

Filing

07/28/1977

Publication

View on INPI

Progress at the INPI

Filing07/28/77
Publication
Examination
Allowance03/16/82
Grant
Terminated01/28/92

The patent was granted and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CONCAST INC

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

03/24/1987

RPI 857

Notificação para pagamento de retribuição

#13.1

07/06/1982

RPI 611

Deferimento

#9.1

03/16/1982

RPI 595

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

From the same holder

ARMACAO DE APOIO E QUIA EM UMA INSTALACAO DE LINGOTAMENTO CONTINUO DE ACO INSTALACAO DE FUNDICAO POR EXTRUSAO

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