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

TIJOLO OU BLOCO REFRATÁRIO PROVIDO DE ALMOFADA DE AR OU GÁS TERMO-ISOLANTE E REDUTORA DE PESO

IndeferidaInvention Patent
Talk to an expert

Application data

Number

PI8400386

Type

Invention Patent

Filing

01/30/1984

Publication

09/03/1985
View on INPI

Progress at the INPI

Under appeal
  1. Filing01/30/84
  2. Publication09/03/85
  3. Examination12/03/85
  4. Refused11/29/88
  5. Grant
  6. In force

The application was refused by the INPI on 11/29/1988. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Magnesita S/A

MG, BR

See this company's full portfolio

Inventors

M. A. (pessoa física)

Technical data

IPC Classification

E04B 1/76

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

11/29/1988

RPI 945

Conhecimento de parecer técnico

#7.1

12/22/1987

RPI 896

Solicitação de exame técnico

#4.1

12/03/1985

RPI 789

Publicação do pedido de patente

#3.1

09/03/1985

RPI 776

Pedido de patente depositado

#2.1

04/10/1984

RPI 703

Related

Patent monitoring

Track this patent in real time.

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