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Official data from INPI

SELO DE SEGURANÇA.

Em AnáliseUtility Model

Application data

Number

MU5901840

Type

Utility Model

Filing

07/19/1979

Publication

-

Progress at the INPI

  1. Filing07/19/79
  2. Publication
  3. Examination03/01/83
  4. Allowance01/02/85
  5. Grant03/25/86
  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: 03/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. N. (pessoa física)

RJ, BR

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

03/24/1987

RPI 857

Concessão da patente

#16.1

03/25/1986

RPI 805

110

11/05/1985

RPI 785

Recurso

#12.1

05/21/1985

RPI 761

Deferimento

#9.1

01/02/1985

RPI 741

15.20

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

05/29/1984

RPI 710

15.10

05/15/1984

RPI 708

Conhecimento de parecer técnico

#7.1

09/20/1983

RPI 674

Solicitação de exame técnico

#4.1

03/01/1983

RPI 645

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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