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

DISPOSITIVO DE SEGURANÇA PARA PANELAS DE PRESSÃO

IndeferidaInvention Patent

Application data

Number

PI8104318

Type

Invention Patent

Filing

07/07/1981

Publication

02/16/1983

Progress at the INPI

Under appeal
  1. Filing07/07/81
  2. Publication02/16/83
  3. Examination06/21/83
  4. Refused01/08/85
  5. Grant
  6. In force

The application was refused by the INPI on 01/08/1985. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 01/08/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALCAN BRASIL [BR]

See this company's full portfolio

Inventors

M. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/08/1985

RPI 742

Conhecimento de parecer técnico

#7.1

05/29/1984

RPI 710

Pedido de certificado de adição de invenção

#5.1

11/01/1983

RPI 680

Solicitação de exame técnico

#4.1

06/21/1983

RPI 661

Publicação do pedido de patente

#3.1

02/16/1983

RPI 643

Patent monitoring

Track this patent in real time.

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