Official data from INPI

COMPOSICAO TERMOGENICA CAPAZ DE GERACAO DE CALOR POR CONTATO COM AR OU OXIGENIO

IndeferidaInvention Patent

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Application data

Number

PI7905987

Type

Invention Patent

Filing

09/21/1978

Publication

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Progress at the INPI

Under appeal

Filing09/21/78
Publication
Examination07/20/82
Refused12/04/84
Grant
In force

The application was refused by the INPI on 12/04/1984. The invention was never patented.

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Latest action published by the INPI: 12/04/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TOYO INK MFG CO

Inventors

No inventors listed.

Technical data

IPC Classification

C06B 43/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

12/04/1984

RPI 737

Republicação - classificação IPC

#15.11

03/13/1984

RPI 699

Conhecimento de parecer técnico

#7.1

01/24/1984

RPI 692

6.2

03/22/1983

RPI 648

Solicitação de exame técnico

#4.1

07/20/1982

RPI 613

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