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Official data from INPI

DISPOSICAO CONSTRUTIVA EM VALVULA DE SAIDA COM TAMPA

Em AnáliseUtility Model

Application data

Number

MU6200588

Type

Utility Model

Filing

05/04/1982

Publication

12/13/1983

Progress at the INPI

  1. Filing05/04/82
  2. Publication12/13/83
  3. Examination02/25/86
  4. Allowance06/09/87
  5. Grant01/26/88
  6. Expired11/15/94

The letters patent expired on 11/15/1994: 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: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MARIA ANGELA SANTIAGO MANDARI [BR]

Inventors

M. [. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

06/28/1988

RPI 923

Concessão da patente

#16.1

01/26/1988

RPI 901

Notificação para pagamento de retribuição

#13.1

09/29/1987

RPI 884

Deferimento

#9.1

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

09/30/1986

RPI 832

Solicitação de exame técnico

#4.1

02/25/1986

RPI 801

Publicação do pedido de patente

#3.1

12/13/1983

RPI 686

Pedido de patente depositado

#2.1

06/22/1982

RPI 609

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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