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Official data from INPI

SEM TITULO

Arquivada/ExtintaUtility Model

Application data

Number

MU5601615

Type

Utility Model

Filing

01/09/1976

Publication

-

Progress at the INPI

  1. Filing01/09/76
  2. Publication
  3. Examination
  4. Allowance05/18/82
  5. Grant
  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

S. D. (pessoa física)

Inventors

No inventors listed.

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

08/16/1988

RPI 930

18.8

11/26/1985

RPI 788

Anuidade - prazo legal encerrado

#18.2

08/27/1985

RPI 775

Cessão de direito de exploração

#22.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

09/08/1982

RPI 620

Deferimento

#9.1

05/18/1982

RPI 604

15.0

01/19/1982

RPI 587

Exigência - art. 36 da LPI

#6.1

12/29/1981

RPI 584

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