Official data from INPI

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IndeferidaInvention Patent

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Application data

Number

PI8104782

Type

Invention Patent

Filing

07/24/1981

Publication

03/09/1982

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Progress at the INPI

Under appeal

Filing07/24/81
Publication03/09/82
Examination06/15/82
Refused08/14/84
Grant
In force

The application was refused by the INPI on 08/14/1984. The invention was never patented.

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Latest action published by the INPI: 08/14/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cojan Engenharia Ltda.

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/14/1984

RPI 721

Conhecimento de parecer técnico

#7.1

12/13/1983

RPI 686

Solicitação de exame técnico

#4.1

06/15/1982

RPI 608

Publicação antecipada

#3.2

03/09/1982

RPI 594

From the same holder

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