Official data from INPI

PROCESSO APERFEICOADO PARA A RECUPERACAO DE SACAROSE

IndeferidaInvention Patent

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Application data

Number

PI8307262

Type

Invention Patent

Filing

12/29/1982

Publication

08/07/1984

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Progress at the INPI

Under appeal

Filing12/29/82
Publication08/07/84
Examination11/27/84
Refused05/26/87
Grant
In force

The application was refused by the INPI on 05/26/1987. The invention was never patented.

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Latest action published by the INPI: 05/26/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNION SUGAR CO [US]

Inventors

C. C. (pessoa física)

V. E. (pessoa física)

Technical data

IPC Classification

C13J 1/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

05/26/1987

RPI 866

Conhecimento de parecer técnico

#7.1

02/18/1986

RPI 800

Solicitação de exame técnico

#4.1

11/27/1984

RPI 736

Publicação do pedido de patente

#3.1

08/07/1984

RPI 720

Pedido de patente depositado

#2.1

03/13/1984

RPI 699

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