Official data from INPI

ALGARAVIZ PARA INJETAR UM GAS NAO OXIDANTE NO INTERIOR DE UM VASO METALURGICO

ArquivadaInvention Patent

Talk to an expert

Application data

Number

PI8402337

Type

Invention Patent

Filing

05/17/1984

Publication

12/24/1985

View on INPI

Progress at the INPI

Filing05/17/84
Publication12/24/85
Abandoned09/02/86
Allowance
Grant
In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PENNSYLVANIA ENGINEERING CORP [US]

Inventors

C. F. (pessoa física)

P. J. (pessoa física)

P. K. (pessoa física)

Technical data

IPC Classification

C21C 5/48

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

11/14/1989

RPI 995

Exigência - art. 36 da LPI

#6.1

04/18/1989

RPI 965

Solicitação de exame técnico

#4.1

09/02/1986

RPI 828

Publicação do pedido de patente

#3.1

12/24/1985

RPI 792

Pedido de patente depositado

#2.1

07/31/1984

RPI 719

From the same holder

SEPARADOR DE ESCORIA EM VASO METALURGICO PROCESSO E LANCA PARA PRODUCAO DE ACO

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.