Official data from INPI

PROCESSO PARA A LIMPEZA DO ÓLEO USADO.

ArquivadaInvention Patent

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Application data

Number

PI8300557

Type

Invention Patent

Filing

02/04/1983

Publication

11/08/1983

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Progress at the INPI

Filing02/04/83
Publication11/08/83
Abandoned
Allowance
Grant
In force

The application was abandoned: examination was not requested within the 36 months following the 02/04/1983 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: 02/18/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Wheatley Jones Research Limited

Inventors

W. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

8203567 · 02/06/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

02/18/1986

RPI 800

Publicação do pedido de patente

#3.1

11/08/1983

RPI 681

Pedido de patente depositado

#2.1

03/22/1983

RPI 648

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