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

LACRE PARA BOTIJÃO DE GÁS

ConcedidaInvention Patent

Application data

Number

PI8204602

Type

Invention Patent

Filing

08/05/1982

Publication

01/25/1983

Progress at the INPI

  1. Filing08/05/82
  2. Publication01/25/83
  3. Examination04/19/83
  4. Allowance12/11/84
  5. Grant06/25/85
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Agip do Brasil S/A

SP, BR

See this company's full portfolio

Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/11/1984

RPI 738

Solicitação de exame técnico

#4.1

04/19/1983

RPI 652

Publicação antecipada

#3.2

01/25/1983

RPI 640

Pedido de patente depositado

#2.1

09/21/1982

RPI 622

Carta-patente expirada

#21.1

Patente extinta em 05/08/97

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

08/11/1992

RPI 1132

20.4

08/13/1991

RPI 1080

Patent monitoring

Track this patent in real time.

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