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

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8006504

Type

Invention Patent

Filing

10/09/1980

Publication

-

Progress at the INPI

  1. Filing10/09/80
  2. Publication
  3. Examination
  4. Allowance12/26/84
  5. Grant08/27/85
  6. Expired11/14/95

The letters patent expired on 11/14/1995: 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: 08/27/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

Inventors

C. J. (pessoa física)

D. A. (pessoa física)

T. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/27/1985

RPI 775

Notificação para pagamento de retribuição

#13.1

04/16/1985

RPI 756

Deferimento

#9.1

12/26/1984

RPI 740

Exigência - art. 36 da LPI

#6.1

07/03/1984

RPI 715

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Carta-patente expirada

#21.1

11/14/1995

RPI 1302

Related

From the same holder

Patent monitoring

Track this patent in real time.

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