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Official data from INPI

SEM TITULO

ConcedidaUtility Model

Application data

Number

MU5700800

Type

Utility Model

Filing

07/06/1977

Publication

-

Progress at the INPI

  1. Filing07/06/77
  2. Publication
  3. Examination
  4. Allowance
  5. Grant04/27/82
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 04/27/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. A. (pessoa física)

Inventors

P. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/27/1982

RPI 601

Notificação para pagamento de retribuição

#13.1

01/26/1982

RPI 588

Carta-patente expirada

#21.1

Patente extinta em 06/07/87

08/19/2008

RPI 1963

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