Official data from INPI

MÉTODO DE OPERAÇÃO DE FORNO CERÂMICO CONTÍNUO.

ArquivadaInvention Patent

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Application data

Number

PI8101675

Type

Invention Patent

Filing

03/20/1981

Publication

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Progress at the INPI

Filing03/20/81
Publication
Examination01/19/82
Allowance04/09/85
Abandoned
In force

The application was allowed on 04/09/1985 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: 07/08/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AIR PRODUCTS AND CHEMICALS, INC.

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Inventors

No inventors listed.

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

07/08/1986

RPI 820

Notificação para pagamento de retribuição

#13.1

07/30/1985

RPI 771

Deferimento

#9.1

04/09/1985

RPI 755

Exigência - art. 36 da LPI

#6.1

09/18/1984

RPI 726

Solicitação de exame técnico

#4.1

01/19/1982

RPI 587

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102025026159 APARELHO E PROCESSO PARA REGENERAÇÃO A BAIXA TEMPERATURA DE MATERIAL ADSORVENTE 112026014084 112026007565 112026007342 PROCESSO DE MEMBRANA DE BAIXA TEMPERATURA PARA ATUALIZAÇÃO DE BIOGÁS 112026002785 REATOR E MÉTODO PARA REALIZAR REAÇÕES CATALÍTICAS ENDOTÉRMICAS

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