Official data from INPI

PROCESSO PARA OBTENCAO DE UMA COMPOSICAO FERTILIZANTE

Em AnáliseInvention Patent

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Application data

Number

PI7701387

Type

Invention Patent

Filing

03/08/1976

Publication

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Progress at the INPI

Filing03/08/76
Publication
Examination
Allowance02/16/83
Grant08/30/83
Terminated05/10/88

The patent was granted on 08/30/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/10/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BLUE WING CORP

Inventors

P. D. (pessoa física)

R. R. (pessoa física)

Technical data

IPC Classification

C05F 11/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/10/1988

RPI 916

Concessão da patente

#16.1

08/30/1983

RPI 671

Notificação para pagamento de retribuição

#13.1

06/14/1983

RPI 660

Deferimento

#9.1

02/16/1983

RPI 643

6.2

12/29/1981

RPI 584

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