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Official data from INPI

SEM TITULO

Em AnáliseUtility Model

Application data

Number

MU5600386

Type

Utility Model

Filing

04/02/1976

Publication

-

Progress at the INPI

  1. Filing04/02/76
  2. Publication
  3. Examination
  4. Allowance
  5. Grant06/29/82
  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: 07/08/1986. 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).

22.6

07/08/1986

RPI 820

18.8

11/12/1985

RPI 786

Anuidade - prazo legal encerrado

#18.2

07/30/1985

RPI 771

Concessão da patente

#16.1

06/29/1982

RPI 610

Notificação para pagamento de retribuição

#13.1

01/26/1982

RPI 588

Carta-patente expirada

#21.1

Patente extinta em 02/04/86

08/19/2008

RPI 1963

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