Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

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Application data

Number

PI7409759

Type

Invention Patent

Filing

11/21/1974

Publication

View on INPI

Progress at the INPI

Filing11/21/74
Publication
Examination
Allowance
Grant
In force

The application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Latest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. D. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

H01B 11/16 H01B 13/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

18.8

08/25/1987

RPI 879

Anuidade - prazo legal encerrado

#18.2

06/02/1987

RPI 867

Pedido de licença compulsória

#20.1

04/06/1982

RPI 598

20.7

02/02/1982

RPI 589

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