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

DISPOSITIVO PARA FECHAR UMA FERIDA E PROCESSO DE UTILIZAÇÃO DO MESMO

PublicadaInvention Patent

Application data

Number

PI8706819

Type

Invention Patent

Filing

12/15/1987

Publication

07/19/1988

Progress at the INPI

  1. Filing12/15/87
  2. Publication07/19/88
  3. Examination09/25/90
  4. Allowance11/24/92
  5. Grant06/29/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 07/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Opti Patent-, Forschungs- Und Fabrikations-Ag

CH

See this company's full portfolio

Inventors

H. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

3642892.2 · 12/16/1986

DE

3706599.8 · 02/28/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/19/1988

RPI 926

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Carta-patente expirada

#21.1

Patente extinta em 15/12/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

06/29/1993

RPI 1178

Notificação para pagamento de retribuição

#13.1

04/13/1993

RPI 1167

Deferimento

#9.1

11/24/1992

RPI 1147

Solicitação de exame técnico

#4.1

09/25/1990

RPI 1034

Patent monitoring

Track this patent in real time.

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