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Official data from INPI

DISPOSITIVO MISTURADOR DE ÁGUA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9004770

Type

Invention Patent

Filing

09/24/1990

Publication

03/31/1992

Progress at the INPI

  1. Filing09/24/90
  2. Publication03/31/92
  3. Examination05/24/94
  4. Allowance03/07/95
  5. Grant11/28/95
  6. Expired06/01/10

The letters patent expired on 06/01/2010: 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: 06/01/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. L. (pessoa física)

SP, BR

Inventors

L. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 24/09/2005

06/01/2010

RPI 2056

Concessão da patente

#16.1

11/28/1995

RPI 1304

Notificação para pagamento de retribuição

#13.1

08/08/1995

RPI 1288

Deferimento

#9.1

03/07/1995

RPI 1266

Solicitação de exame técnico

#4.1

05/24/1994

RPI 1225

Publicação do pedido de patente

#3.1

03/31/1992

RPI 1113

Pedido de patente depositado

#2.1

03/26/1991

RPI 1060

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