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

ANEL DE APERTO PARA ACOPLAMENTO DE TUBO.

ConcedidaInvention Patent

Application data

Number

PI8008820

Type

Invention Patent

Filing

08/28/1980

Publication

-

Progress at the INPI

  1. Filing08/28/80
  2. Publication
  3. Examination06/28/83
  4. Allowance05/02/84
  5. Grant10/30/84
  6. Expired11/21/95

The letters patent expired on 11/21/1995: 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: 10/30/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A/S Raufoss Ammunisjonsfabrikker

NO

Inventors

R. N. (pessoa física)

Technical data

IPC Classification

Priority claims

NO

8000027 · 08/28/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/30/1984

RPI 732

Notificação para pagamento de retribuição

#13.1

08/21/1984

RPI 722

Deferimento

#9.1

05/02/1984

RPI 706

Solicitação de exame técnico

#4.1

06/28/1983

RPI 662

Republicação - classificação IPC

#15.11

04/26/1983

RPI 653

Carta-patente expirada

#21.1

11/21/1995

RPI 1303

Patent monitoring

Track this patent in real time.

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