Official data from INPI

PROCESSO PARA FAZER QUINACRIDONA E SEUS DERIVADOS

Em AnáliseInvention Patent

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Application data

Number

PI7706213

Type

Invention Patent

Filing

09/17/1976

Publication

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Progress at the INPI

Filing09/17/76
Publication
Examination
Allowance08/03/82
Grant02/22/83
Terminated12/15/87

The patent was granted on 02/22/1983 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: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HARMON COLORS CORP

Inventors

G. H. (pessoa física)

L. L. (pessoa física)

S. J. (pessoa física)

Technical data

IPC Classification

C09B 48/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/15/1987

RPI 895

Concessão da patente

#16.1

02/22/1983

RPI 644

Notificação para pagamento de retribuição

#13.1

12/14/1982

RPI 634

Deferimento

#9.1

08/03/1982

RPI 615

Exigência - art. 36 da LPI

#6.1

12/08/1981

RPI 581

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