Official data from INPI

MAQUINA DE FUSAO

Em AnáliseInvention Patent

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Application data

Number

PI7704864

Type

Invention Patent

Filing

07/27/1976

Publication

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Progress at the INPI

Filing07/27/76
Publication
Examination
Allowance03/02/82
Grant
Terminated10/23/90

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: 06/22/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CEGEDUR

P. A. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

06/22/1982

RPI 609

Deferimento

#9.1

03/02/1982

RPI 593

Anuidade - prazo legal encerrado

#18.2

10/23/1990

RPI 1038

From the same holder

PROCESSO DE USINAGEM POR ELETROEROSAO LIGA DE ALUMINIO E SUAS APLICACOES PROCESSO PARA TREFILAMENTO,SEGUIDO POR TEMPERA,DE LIGAS A BASE DE ALUMINIO DE ALTA RESISTENCIA,E PRODUTO ASSIM OBTIDO

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