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Official data from INPI

DISPOSITIVO DE TRAVA CONTRA DESAPARAFUSAMENTO DE PARAFUSOS DE CABEÇA POLIGONAL OU ESTRIADA

ConcedidaUtility Model

Application data

Number

MU6301277

Type

Utility Model

Filing

09/02/1983

Publication

02/26/1985

Progress at the INPI

  1. Filing09/02/83
  2. Publication02/26/85
  3. Examination04/07/87
  4. Allowance06/28/88
  5. Grant08/29/89
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fiat Auto S.p.A.

IT

See this company's full portfolio

Inventors

F. C. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

53 655-B/82 · 09/07/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

10/25/1988

RPI 940

Deferimento

#9.1

06/28/1988

RPI 923

Exigência - art. 36 da LPI

#6.1

12/15/1987

RPI 895

Solicitação de exame técnico

#4.1

04/07/1987

RPI 859

Publicação do pedido de patente

#3.1

02/26/1985

RPI 749

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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