Official data from INPI

SINTETIZADOR ELETRONICO PARA EQUIPAMENTOS TELEFONICOS

Em AnáliseUtility Model

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Application data

Number

MU5900456

Type

Utility Model

Filing

04/06/1979

Publication

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Progress at the INPI

Filing04/06/79
Publication
Examination
Allowance10/13/82
Grant04/26/83
Terminated08/27/85

The patent was granted on 04/26/1983 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: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MAMMINI E

Inventors

M. E. (pessoa física)

Technical data

IPC Classification

H04M 11/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/27/1985

RPI 775

Cessão de direito de exploração

#22.1

02/26/1985

RPI 749

Pedido de licença compulsória

#20.1

07/26/1983

RPI 666

Concessão da patente

#16.1

04/26/1983

RPI 653

Notificação para pagamento de retribuição

#13.1

02/16/1983

RPI 643

Deferimento

#9.1

10/13/1982

RPI 625

Exigência - art. 36 da LPI

#6.1

04/13/1982

RPI 599

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