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Official data from INPI

SEM TITULO

Arquivada/ExtintaUtility Model

Application data

Number

MU5701690

Type

Utility Model

Filing

06/02/1977

Publication

-

Progress at the INPI

  1. Filing06/02/77
  2. Publication
  3. Examination
  4. Allowance09/27/83
  5. Grant02/28/84
  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

No applicants.

Inventors

E. B. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

08/16/1988

RPI 930

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

12/13/1983

RPI 686

100

09/27/1983

RPI 675

15.10

06/21/1983

RPI 661

120

03/01/1983

RPI 645

Petição de recurso

#12.2

03/02/1982

RPI 593

Indeferimento

#9.2

10/13/1981

RPI 573

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