Official data from INPI

REATOR DE GASEIFICACAO DE COMBUSTIVEIS SOLIDOS E VAPORIZADOR

Em AnáliseInvention Patent

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Application data

Number

PI7907143

Type

Invention Patent

Filing

10/29/1979

Publication

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Progress at the INPI

Filing10/29/79
Publication
Examination
Allowance08/30/83
Grant03/27/84
Terminated11/07/89

The patent was granted on 03/27/1984 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: 11/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. O. (pessoa física)

Inventors

O. O. (pessoa física)

Technical data

IPC Classification

C10J 3/20

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/07/1989

RPI 994

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

12/20/1983

RPI 687

Deferimento

#9.1

08/30/1983

RPI 671

Exigência - art. 36 da LPI

#6.1

01/25/1983

RPI 640

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