Official data from INPI

PROCESSO PARA A INTEGRACAO DE UMA SUBSTANCIA FOTOCROMICA A UM SUBSTRATO DE BASE TRANSPARENTE E SUBSTRATO TRANSLUCIDO EM MATERIA ORGANICA

ArquivadaInvention Patent

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Application data

Number

PI7900136

Type

Invention Patent

Filing

01/18/1978

Publication

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Progress at the INPI

Filing01/18/78
Publication
Examination
Allowance08/24/82
Abandoned
In force

The application was allowed on 08/24/1982 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 07/12/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. I. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

07/12/1983

RPI 664

Notificação para pagamento de retribuição

#13.1

01/11/1983

RPI 638

Deferimento

#9.1

08/24/1982

RPI 618

Exigência - art. 36 da LPI

#6.1

02/16/1982

RPI 591

From the same holder

CUBO PARTICULARMENTE PARA INSTRUMENTO ROTATORIO E SOBRETUDO MO PROCESSO DE PREPARACAO DE COPOLIMEROS ENXERTADOS DE SILICONES E ARTIGO POR ELE OBTIDO PROCESSO PARA A PREPARACAO DE UMA NOVA LENTE OFTALMICA DE POTENCIA FOCAL PROGRESSIVAMENTE VARIAVEL,E PECA SEMI-ACABADA QUE FORMA UM PRODUTO INTERMEDIARIO NESSE PROCESSO

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