Official data from INPI

PROCESSO PARA A PRODUCAO DE CALOR POR VIA BIOLOGICA,E,APARELHO PARA EXECUCAO DO PROCESSO

IndeferidaInvention Patent

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Application data

Number

PI8206869

Type

Invention Patent

Filing

11/28/1981

Publication

10/04/1983

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Progress at the INPI

Under appeal

Filing11/28/81
Publication10/04/83
Examination12/31/85
Refused09/13/88
Grant
In force

The application was refused by the INPI on 09/13/1988. The invention was never patented.

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Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BUCHS UMWELTTECH UTB [CH]

Inventors

M. G. (pessoa física)

Technical data

IPC Classification

C02F 11/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

09/13/1988

RPI 934

Conhecimento de parecer técnico

#7.1

02/17/1988

RPI 904

6.2

11/25/1986

RPI 840

Solicitação de exame técnico

#4.1

12/31/1985

RPI 793

8.1

09/03/1985

RPI 776

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/18/1983

RPI 639

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