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

APARELHO PARA AFIAR FACAS

Em AnáliseInvention Patent

Application data

Number

PI8501076

Type

Invention Patent

Filing

03/11/1985

Publication

10/29/1985

Progress at the INPI

  1. Filing03/11/85
  2. Publication10/29/85
  3. Examination06/10/86
  4. Allowance08/08/89
  5. Grant03/20/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. F. (pessoa física)

US

Inventors

D. F. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

588,794 · 03/12/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

12/05/1989

RPI 998

Deferimento

#9.1

08/08/1989

RPI 981

Solicitação de exame técnico

#4.1

06/10/1986

RPI 816

Publicação do pedido de patente

#3.1

10/29/1985

RPI 784

Pedido de patente depositado

#2.1

05/28/1985

RPI 762

Carta-patente expirada

#21.1

Patente extinta em 11/03/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

03/20/1990

RPI 1010

Patent monitoring

Track this patent in real time.

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