Official data from INPI

SEM TITULO

ConcedidaInvention Patent

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Application data

Number

PI7904580

Type

Invention Patent

Filing

07/18/1979

Publication

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Progress at the INPI

Filing07/18/79
Publication
Examination03/08/83
Allowance08/28/84
Grant03/26/85
Terminated07/27/93

The patent was granted on 03/26/1985 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: 03/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. G. (pessoa física)

Inventors

G. H. (pessoa física)

Technical data

IPC Classification

C22C 38/42

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

12/26/1984

RPI 740

Republicação - classificação IPC

#15.11

12/04/1984

RPI 737

Deferimento

#9.1

08/28/1984

RPI 723

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

03/08/1983

RPI 646

Anuidade - prazo legal encerrado

#18.2

07/27/1993

RPI 1182

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