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Official data from INPI

MECANISMO DE FIXACAO EM EMISSOR E DETECTOR OPTICO

Em AnáliseUtility Model

Application data

Number

MU5901773

Type

Utility Model

Filing

12/27/1979

Publication

-

Progress at the INPI

  1. Filing12/27/79
  2. Publication
  3. Examination
  4. Allowance11/23/82
  5. Grant06/28/83
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PEXTRON IND ELETRONICA LTD [BR]

Inventors

G. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

07/26/1988

RPI 927

Concessão da patente

#16.1

06/28/1983

RPI 662

Notificação para pagamento de retribuição

#13.1

04/05/1983

RPI 650

Deferimento

#9.1

11/23/1982

RPI 631

Exigência - art. 36 da LPI

#6.1

05/18/1982

RPI 604

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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