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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM MECANISMO PARA DESCARGA DE CAIXAS D'AGUA.

Em AnáliseUtility Model

Application data

Number

MU6400126

Type

Utility Model

Filing

01/30/1984

Publication

09/03/1985

Progress at the INPI

  1. Filing01/30/84
  2. Publication09/03/85
  3. Examination06/24/86
  4. Allowance09/01/87
  5. Grant05/31/88
  6. Expired10/04/94

The letters patent expired on 10/04/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 10/11/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. L. (pessoa física)

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Inventors

L. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

10/11/1988

RPI 938

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

12/29/1987

RPI 897

Deferimento

#9.1

09/01/1987

RPI 880

Solicitação de exame técnico

#4.1

06/24/1986

RPI 818

Publicação do pedido de patente

#3.1

09/03/1985

RPI 776

Pedido de patente depositado

#2.1

05/08/1984

RPI 707

Carta-patente expirada

#21.1

10/04/1994

RPI 1244

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