(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA FABRICAÇÃO DE TRIÓXIDO DE ANTIMONIO

ConcedidaInvention Patent
Talk to an expert

Application data

Number

PI8300284

Type

Invention Patent

Filing

01/21/1983

Publication

09/20/1983
View on INPI

Progress at the INPI

  1. Filing01/21/83
  2. Publication09/20/83
  3. Examination11/22/83
  4. Allowance04/25/89
  5. Grant10/24/89
  6. Terminated04/18/95

The patent was granted on 10/24/1989 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Oxy Química Metalúrgica Ltda., firma brasileira, industrial e comercial

SP, BR

Inventors

K. K. (pessoa física)

BR

Technical data

IPC Classification

C01G 30/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

08/22/1989

RPI 983

Notificação para pagamento de retribuição

#13.1

08/15/1989

RPI 982

Deferimento

#9.1

04/25/1989

RPI 966

Exigência - art. 36 da LPI

#6.1

10/25/1988

RPI 940

Exigência - art. 36 da LPI

#6.1

03/08/1988

RPI 907

Conhecimento de parecer técnico

#7.1

07/28/1987

RPI 875

Exigência - art. 36 da LPI

#6.1

04/02/1985

RPI 754

Solicitação de exame técnico

#4.1

11/22/1983

RPI 683

Publicação antecipada

#3.2

09/20/1983

RPI 674

Pedido de patente depositado

#2.1

03/08/1983

RPI 646

Anuidade - prazo legal encerrado

#18.2

04/18/1995

RPI 1272

Related

Patent monitoring

Track this patent in real time.

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