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

PROCESSO PARA PRODUCAO DE UMA CHAPA DE ACO LAMINADA A FRIO,DE ALTA RESISTENCIA,TENDO EXCELENTES PINTABILIDADE E SOLDABILIDADE

ConcedidaInvention Patent

Application data

Number

PI8007715

Type

Invention Patent

Filing

11/27/1979

Publication

-

Progress at the INPI

  1. Filing11/27/79
  2. Publication
  3. Examination
  4. Allowance06/23/87
  5. Grant11/24/87
  6. Expired12/26/95

The letters patent expired on 12/26/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. C. (pessoa física)

JP

See this company's full portfolio

Inventors

O. A. (pessoa física)

T. Y. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/24/1987

RPI 892

Notificação para pagamento de retribuição

#13.1

10/20/1987

RPI 887

Deferimento

#9.1

06/23/1987

RPI 870

Conhecimento de parecer técnico

#7.1

06/25/1985

RPI 766

Exigência - art. 36 da LPI

#6.1

08/07/1984

RPI 720

6.2

02/07/1984

RPI 694

Carta-patente expirada

#21.1

12/26/1995

RPI 1308

Patent monitoring

Track this patent in real time.

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