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Official data from INPI

APERFEICOAMENTOS EM SAPATILHAS

Arquivada/ExtintaUtility Model

Application data

Number

MU5700367

Type

Utility Model

Filing

04/01/1977

Publication

-

Progress at the INPI

  1. Filing04/01/77
  2. Publication
  3. Examination
  4. Allowance11/23/82
  5. Grant09/27/83
  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

BIOMED PROD MED LTD

Inventors

D. S. (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

Cessão de direito de exploração

#22.1

02/26/1985

RPI 749

Concessão da patente

#16.1

09/27/1983

RPI 675

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

04/27/1982

RPI 601

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