Official data from INPI

PROCESSO DE UTILIZACAO DO ACIDO SULFURICO USADO

ArquivadaInvention Patent

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Application data

Number

PI8000527

Type

Invention Patent

Filing

02/02/1979

Publication

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Progress at the INPI

Filing02/02/79
Publication
Examination12/21/82
Allowance09/04/84
Abandoned
In force

The application was allowed on 09/04/1984 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 06/11/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RIMAR SPA

Inventors

R. N. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

06/11/1985

RPI 764

Notificação para pagamento de retribuição

#13.1

12/26/1984

RPI 740

Deferimento

#9.1

09/04/1984

RPI 724

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Solicitação de exame técnico

#4.1

12/21/1982

RPI 635

From the same holder

PROCESSO PARA A DEPURACAO DE ACIDO SULFURICO USADO PROVENIENTE DA NITRACAO DE DERIVADOS AROMATICOS HALOGENADOS PROCESSO PARA A DEPURACAO DE ACIDO SULFURICO USADO PROVENIENTE DA NITRACAO DE DERIVADOS AROMATICOS HALOGENADOS

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