Official data from INPI

APARELHO SELECIONADOR DOTADO DE SISTEMA AUTOMATICO DE ANULACAO DO HISTORICO DA REVELACAO

Em AnáliseInvention Patent

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Application data

Number

PI7900767

Type

Invention Patent

Filing

02/03/1978

Publication

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Progress at the INPI

Filing02/03/78
Publication
Examination
Allowance01/25/83
Grant07/26/83
Terminated09/25/90

The patent was granted on 07/26/1983 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: 11/11/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GEOSOURCE INC

Inventors

L. J. (pessoa física)

Technical data

IPC Classification

H03F 1/30

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

11/11/1986

RPI 838

Concessão da patente

#16.1

07/26/1983

RPI 666

Notificação para pagamento de retribuição

#13.1

05/31/1983

RPI 658

Deferimento

#9.1

01/25/1983

RPI 640

Exigência - art. 36 da LPI

#6.1

07/13/1982

RPI 612

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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