Official data from INPI

ALTO-FALANTE COM MULTIPLOS EXCITADORES

Em AnáliseInvention Patent

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Application data

Number

PI8506779

Type

Invention Patent

Filing

06/14/1984

Publication

11/25/1986

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Progress at the INPI

Filing06/14/84
Publication11/25/86
Abandoned06/30/87
Allowance
Grant
In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STROHBEEN JOHN [US]

Inventors

S. [. (pessoa física)

Technical data

IPC Classification

H04R 1/24 H04R 9/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/30/1987

RPI 871

Notificação de entrada na fase nacional - PCT

#1.3

11/25/1986

RPI 840

Arquivamento - Art. 36 §1° da LPI

#11.2

08/20/1991

RPI 1081

Exigência - art. 36 da LPI

#6.1

03/05/1991

RPI 1057

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