Official data from INPI

PROCESSO PARA A PRODUCAO CARBOTERMICA DE ALUMINIO

ConcedidaInvention Patent

Talk to an expert

Application data

Number

PI8101507

Type

Invention Patent

Filing

04/22/1980

Publication

01/12/1982

View on INPI

Progress at the INPI

Filing04/22/80
Publication01/12/82
Examination04/13/82
Allowance01/15/85
Grant07/30/85
Terminated02/04/92

The patent was granted on 07/30/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MITSUI ALUMINIUM CO LTD

Inventors

K. K. (pessoa física)

Technical data

IPC Classification

C22B 21/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

06/19/1984

RPI 713

14.1

11/01/1983

RPI 680

Solicitação de exame técnico

#4.1

04/13/1982

RPI 599

Publicação do pedido de patente

#3.1

01/12/1982

RPI 586

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

From the same holder

PROCESSO PARA PRODUCAO DE ALUMINIO

Same category

PP1101201 PP1101199 "COMPOSTO, PROCESSO PARA A PREPARAÇÃO DO SAL DE Na DO (-)-ENANTIOMERO DE OMEPRAZOL, PREPARAÇÃO FARMACÉUTICA E USO DE UM COMPOSTO.PP1101197 PROTEÍNAS QUE LIGAM TNF PP1101194 DERIVADOS CONDENSADOS DO BENZOPIRROL COMO ANTAGONISTAS RECEPTORES DO 5-HT4 PP1101192

Explore category

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.