Official data from INPI

PROCESSO PARA PROTEGER BEM COMO PROCESSO PARA PROTEGER E COLORIR A SUPERFICIE DE UMA PEDRA E PECA DE PEDRA ASSIM TRATADA

Em AnáliseInvention Patent

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Application data

Number

PI7605686

Type

Invention Patent

Filing

05/10/1976

Publication

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Progress at the INPI

Filing05/10/76
Publication
Examination
Allowance
Grant05/25/82
Terminated11/17/87

The patent was granted on 05/25/1982 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. H. (pessoa física)

Inventors

I. H. (pessoa física)

Technical data

IPC Classification

C04B 41/28

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/17/1987

RPI 891

22

07/27/1982

RPI 614

Concessão da patente

#16.1

05/25/1982

RPI 605

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APARELHO PARA CORTAR UM BLOCO DE PEDRA MAQUINA ABRASIVA PARA PEDRAS

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