Official data from INPI

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Em AnáliseInvention Patent

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Application data

Number

PI7904859

Type

Invention Patent

Filing

07/26/1979

Publication

View on INPI

Progress at the INPI

Filing07/26/79
Publication
Examination
Allowance
Grant
In force

The application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Walma S/A Indústria e Comércio

SP, BR

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Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Notificação para pagamento de retribuição

#13.1

09/21/1982

RPI 622

Deferimento

#9.1

06/01/1982

RPI 606

20.5

07/31/1990

RPI 1026

From the same holder

DISPOSITIVO DE ENCAIXE APERFEIÇOAMENTO EM HASTES CONDUTORAS DE CONTATO.APERFEIÇOAMENTO EM DISPOSITIVO DE DESLIGAMENTO DO COLAR DA RODA GUIA PARA REGULAGEM DAS ESTEIRAS DE MÁQUINAS DE TERRAPLANAGEM. (APERFEIÇOAMENTOS EM SOQUETE)APERFEIÇOAMENTO EM INTERRUPTOR.SOQUETE COM ROSCA FACETADA.APERFEIÇOAMENTO EM INTERRUPTOR DE TECLA.INTERRUPTOR COM HASTE DE COMANDO DIRETO.APERFEIÇOAMENTO EM ELEMENTOS FOSFORESCENTES DE INTERRUPTORS E TOMADAS.

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