Official data from INPI

PROCESSO E APARELHO PARA PROMOVER O CRESCIMENTO DE BIOMASSA E CORPO PARA USO NO PROCESSO

IndeferidaInvention Patent

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Application data

Number

PI8206111

Type

Invention Patent

Filing

10/21/1981

Publication

09/20/1983

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Progress at the INPI

Under appeal

Filing10/21/81
Publication09/20/83
Examination05/14/85
Refused06/17/86
Grant
In force

The application was refused by the INPI on 06/17/1986. The invention was never patented.

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Latest action published by the INPI: 06/17/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HARTLEY SIMON LTD [GB]

Inventors

A. P. (pessoa física)

W. I. (pessoa física)

Technical data

IPC Classification

C02F 3/12

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

06/17/1986

RPI 817

Solicitação de exame técnico

#4.1

05/14/1985

RPI 760

Publicação do pedido de patente

#3.1

09/20/1983

RPI 674

Pedido de patente depositado

#2.1

12/14/1982

RPI 634

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