Official data from INPI

FERRAMENTA ALTERNATIVA PARA APLICAR UMA FORCA A UM PRODUTO DEFORMAVEL,FERRAMENTA HIDRAULICA DE IMPACTO,E SOCADOR HIDRAULICO

Em AnáliseInvention Patent

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Application data

Number

PI7606783

Type

Invention Patent

Filing

01/02/1976

Publication

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Progress at the INPI

Filing01/02/76
Publication
Examination
Allowance
Grant
Terminated03/20/84

The patent was granted and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 03/20/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IMP EASTMAN CORP

Inventors

H. J. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

03/20/1984

RPI 700

Licença compulsória (variante)

#20.2

05/31/1983

RPI 658

From the same holder

TUBO FLEXIVEL HELICOIDAL

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