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

envoltório refratário feito de peças perfiladas esolantes para elementos de sustento verticais, particularmente tubos verticais em fornalhas de tratamento térmico.

ConcedidaInvention Patent
Talk to an expert

Application data

Number

PI8105367

Type

Invention Patent

Filing

08/24/1981

Publication

05/11/1982
View on INPI

Progress at the INPI

  1. Filing08/24/81
  2. Publication05/11/82
  3. Examination01/24/84
  4. Allowance02/12/85
  5. Grant06/24/86
  6. Terminated09/25/90

The patent was granted on 06/24/1986 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bloom Engineering Gmbh

DE

Inventors

S. P. (pessoa física)

Technical data

IPC Classification

F16L 59/12

Priority claims

DE

3032174.5 · 08/26/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

9.1.3

10/22/1985

RPI 783

9.1.3

08/27/1985

RPI 775

9.1.3

05/07/1985

RPI 759

Deferimento

#9.1

02/12/1985

RPI 747

Republicação - classificação IPC

#15.11

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

07/31/1984

RPI 719

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Publicação do pedido de patente

#3.1

05/11/1982

RPI 603

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

Related

Patent monitoring

Track this patent in real time.

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