Official data from INPI

PROCESSO DE ENRIQUECIMENTO DOS FERTILIZANTES SUPERFOSFATO SIMPLES, TRIPLO OU CONCENTRADO

Em AnáliseInvention Patent

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Application data

Number

PI8205961

Type

Invention Patent

Filing

10/13/1982

Publication

08/23/1983

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Progress at the INPI

Filing10/13/82
Publication08/23/83
Examination12/13/83
Refused04/18/89
Grant
In force

The application was refused on 04/18/1989 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Manah S/A

SP, BR

Inventors

C. F. (pessoa física)

Technical data

IPC Classification

C05B 1/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

04/18/1989

RPI 965

Petição de recurso

#12.2

03/08/1988

RPI 907

Indeferimento

#9.2

08/25/1987

RPI 879

130

04/07/1987

RPI 859

11.7

01/21/1987

RPI 848

11.3

09/30/1986

RPI 832

Conhecimento de parecer técnico

#7.1

09/10/1985

RPI 777

Exigência - art. 36 da LPI

#6.1

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

12/13/1983

RPI 686

Publicação antecipada

#3.2

08/23/1983

RPI 670

Pedido de patente depositado

#2.1

12/07/1982

RPI 633

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