Official data from INPI

INTERFACE PARA GRAVAÇÃO E LEITURA DE DADOS DIGITAIS EM FITA CASSETE.

IndeferidaInvention Patent

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Application data

Number

PI8106285

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
Examination03/13/84
Refused10/22/85
Grant
In force

The application was refused by the INPI on 10/22/1985. The invention was never patented.

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Latest action published by the INPI: 10/22/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. M. (pessoa física)

Inventors

M. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

10/22/1985

RPI 783

Conhecimento de parecer técnico

#7.1

02/12/1985

RPI 747

Pedido de certificado de adição de invenção

#5.1

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

Republicação - classificação IPC

#15.11

03/07/1984

RPI 698

Republicação - classificação IPC

#15.11

11/01/1983

RPI 680

Publicação do pedido de patente

#3.1

05/03/1983

RPI 654

Pedido de patente depositado

#2.1

10/26/1982

RPI 627

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