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Official data from INPI

GRAMPO PARA PRENDER TAMPA DE RESERVATÓRIO D'AGUA

Em AnáliseUtility Model

Application data

Number

MU6501973

Type

Utility Model

Filing

11/29/1985

Publication

07/07/1987

Progress at the INPI

  1. Filing11/29/85
  2. Publication07/07/87
  3. Examination12/08/87
  4. Allowance11/01/88
  5. Grant08/29/89
  6. Expired03/12/96

The letters patent expired on 03/12/1996: 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: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brasilit Sociedade Anônima

SP, BR

Inventors

M. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.1

11/14/1989

RPI 995

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Solicitação de exame técnico

#4.1

12/08/1987

RPI 894

Publicação do pedido de patente

#3.1

07/07/1987

RPI 872

Pedido de patente depositado

#2.1

03/25/1986

RPI 805

Carta-patente expirada

#21.1

03/12/1996

RPI 1319

14.7

01/29/1991

RPI 1052

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