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Official data from INPI

SEM TITULO

Arquivada/ExtintaUtility Model

Application data

Number

MU5801860

Type

Utility Model

Filing

05/02/1978

Publication

-

Progress at the INPI

  1. Filing05/02/78
  2. Publication
  3. Examination
  4. Allowance03/27/84
  5. Grant07/31/84
  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

S. D. (pessoa física)

Inventors

E. B. (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

20.4

05/03/1988

RPI 915

20.4

06/03/1986

RPI 815

Pedido de licença compulsória

#20.1

05/27/1986

RPI 814

Concessão da patente

#16.1

07/31/1984

RPI 719

100

03/27/1984

RPI 701

15.10

03/20/1984

RPI 700

120

06/21/1983

RPI 661

Petição de recurso

#12.2

06/01/1982

RPI 606

Indeferimento

#9.2

02/16/1982

RPI 591

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