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Official data from INPI

DISPOSITIVO PARA VEDACAO INFERIOR EM JANELAS DE CORRER

Arquivada/ExtintaUtility Model

Application data

Number

MU5700185

Type

Utility Model

Filing

02/18/1977

Publication

-

Progress at the INPI

  1. Filing02/18/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant08/03/82
  6. Expired08/16/88

The letters patent expired on 08/16/1988: 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: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ARC PROD CONSTR LTD

Inventors

M. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

08/16/1988

RPI 930

Pedido de licença compulsória

#20.1

05/29/1984

RPI 710

Concessão da patente

#16.1

08/03/1982

RPI 615

Notificação para pagamento de retribuição

#13.1

12/29/1981

RPI 584

15.0

10/20/1981

RPI 574

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