Official data from INPI

AQUECEDOR ELÉTRICO DE LÍQUIDOS DE TEMPERATURA GRADUÁVEL.

IndeferidaInvention Patent

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Application data

Number

PI8101166

Type

Invention Patent

Filing

02/23/1981

Publication

View on INPI

Progress at the INPI

Under appeal

Filing02/23/81
Publication
Examination10/06/81
Refused07/09/85
Grant
In force

The application was refused by the INPI on 07/09/1985. The invention was never patented.

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Latest action published by the INPI: 07/09/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. P. (pessoa física)

RS, BR

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

07/09/1985

RPI 768

Conhecimento de parecer técnico

#7.1

05/15/1984

RPI 708

Pedido de certificado de adição de invenção

#5.1

04/06/1982

RPI 598

Solicitação de exame técnico

#4.1

10/06/1981

RPI 572

From the same holder

APERFEIÇOAMENTO EM COLETOR SOLAR PARA AQUECIMENTO DE AR APERFEIÇOAMENTO EM SISTEMA DE AQUECIMENTO DE AR COM COLETORES SOLARES PLANOS MODULARES APERFEIÇOAMENTO EM COLETOR SOLAR PLANO BRINQUEDO COMPONÍVEL

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