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Official data from INPI

DISPOSITIVO DE ANCORAGEM

Arquivada/ExtintaUtility Model

Application data

Number

MU5800669

Type

Utility Model

Filing

07/04/1977

Publication

-

Progress at the INPI

  1. Filing07/04/77
  2. Publication
  3. Examination
  4. Allowance11/23/82
  5. Grant06/28/83
  6. Expired09/13/88

The letters patent expired on 09/13/1988: 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: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ITW ESPANA SA

Inventors

L. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

09/13/1988

RPI 934

Pedido de licença compulsória

#20.1

11/18/1986

RPI 839

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

04/05/1983

RPI 650

Deferimento

#9.1

11/23/1982

RPI 631

Exigência - art. 36 da LPI

#6.1

04/13/1982

RPI 599

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