Official data from INPI

PROCESSO PARA PRODUZIR ETILENO GLICOL

ArquivadaInvention Patent

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Application data

Number

PI8204253

Type

Invention Patent

Filing

07/21/1982

Publication

07/19/1983

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Progress at the INPI

Filing07/21/82
Publication07/19/83
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 07/21/1982 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Redox Technologies Inc

Inventors

J. K. (pessoa física)

Technical data

IPC Classification

C07C 29/38 C07C 31/20

Priority claims

286.721 · 07/28/1981

352.919 · 02/26/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

07/19/1983

RPI 665

Pedido de patente depositado

#2.1

08/31/1982

RPI 619

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