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Official data from INPI

VÁLVULA EXTRATORA DE CERVEJA DE BARRIS PARA USO RESIDENCIAL

Em AnáliseInvention Patent

Application data

Number

PI8502745

Type

Invention Patent

Filing

06/10/1985

Publication

01/13/1987

Progress at the INPI

  1. Filing06/10/85
  2. Publication01/13/87
  3. Examination06/09/87
  4. Allowance07/04/89
  5. Grant10/30/90
  6. In force06/10/05

The patent was granted on 10/30/1990 and is in force until 06/10/2005. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:06/10/2005

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Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metalúrgica Liess S/A

RS, BR

Inventors

J. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

10/31/1989

RPI 993

Deferimento

#9.1

07/04/1989

RPI 976

Exigência - art. 36 da LPI

#6.1

01/17/1989

RPI 952

Exigência - art. 36 da LPI

#6.1

07/26/1988

RPI 927

Solicitação de exame técnico

#4.1

06/09/1987

RPI 868

Publicação do pedido de patente

#3.1

01/13/1987

RPI 847

Pedido de patente depositado

#2.1

08/13/1985

RPI 773

20.8

05/11/1993

RPI 1171

22.2

11/26/1991

RPI 1095

Anuidade - prazo legal encerrado

#18.2

09/24/1991

RPI 1086

20.5

06/25/1991

RPI 1073

Concessão da patente

#16.1

10/30/1990

RPI 1039

Retificação

#15.6

08/21/1990

RPI 1029

Alteração de numeração

#15.1

06/12/1990

RPI 1022

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