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Official data from INPI

CALHA PARA LUMINARIA

Em AnáliseUtility Model

Application data

Number

MU5901345

Type

Utility Model

Filing

10/10/1979

Publication

-

Progress at the INPI

  1. Filing10/10/79
  2. Publication
  3. Examination
  4. Allowance08/09/83
  5. Grant03/27/84
  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: 05/28/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. I. (pessoa física)

Inventors

M. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

05/28/1985

RPI 762

20.7

05/14/1985

RPI 760

20.4

05/07/1985

RPI 759

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

11/29/1983

RPI 684

Deferimento

#9.1

08/09/1983

RPI 668

Conhecimento de parecer técnico

#7.1

06/22/1982

RPI 609

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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