Official data from INPI

CONE PARA ALTO-FALANTE FLOCADO

IndeferidaInvention Patent

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Application data

Number

PI8106222

Type

Invention Patent

Filing

09/25/1981

Publication

05/03/1983

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Progress at the INPI

Under appeal

Filing09/25/81
Publication05/03/83
Examination08/07/84
Refused01/13/87
Grant
In force

The application was refused by the INPI on 01/13/1987. The invention was never patented.

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Latest action published by the INPI: 01/13/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MAX BR IND ELETRONICA LTDA [BR]

Inventors

C. F. (pessoa física)

P. J. (pessoa física)

Technical data

IPC Classification

H04R 7/12

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/13/1987

RPI 847

Republicação - classificação IPC

#15.11

06/18/1985

RPI 765

Conhecimento de parecer técnico

#7.1

05/07/1985

RPI 759

Pedido de certificado de adição de invenção

#5.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

08/07/1984

RPI 720

Publicação do pedido de patente

#3.1

05/03/1983

RPI 654

Pedido de patente depositado

#2.1

11/17/1981

RPI 578

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