Official data from INPI

BOMBA DE PLACA DE ESGUICHAR

Em AnáliseInvention Patent

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Application data

Number

PI7800850

Type

Invention Patent

Filing

02/14/1977

Publication

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Progress at the INPI

Filing02/14/77
Publication
Examination
Allowance03/16/82
Grant
Expired07/20/93

The letters patent expired on 07/20/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 07/06/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. S. (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

07/06/1982

RPI 611

Deferimento

#9.1

03/16/1982

RPI 595

Carta-patente expirada

#21.1

07/20/1993

RPI 1181

From the same holder

SISTEMA DE BOMBA DE FLUIDO DE DESLOCAMENTO VARIAVEL E MEIO DE DETERMINACAO DE VISCOSIDADE CIRCUITO DE ACIONAMENTO HIDRAULICO VALVULA DE CONTROLE DIRECIONAL DE PRESSAO COMPENSADA VALVULA DE FLUIDO APERFEICOADA COM ABERTURA DE TRABALHO COMPENSADA E COMPENSADOR DE ABERTURA DE TRABALHO VALVULA DE FLUIDO COMPENSADA COM ORIFICIO DE TRABALHO

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