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Official data from INPI

RESERVATÓRIO DE ÁGUA QUENTE E INSTALAÇÃO DE DISTRIBUIÇÃO DE ÁGUA QUENTE EQUIPADA COM ESSE RESERVATÓRIO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002512

Type

Invention Patent

Filing

05/28/1990

Publication

08/13/1991

Progress at the INPI

  1. Filing05/28/90
  2. Publication08/13/91
  3. Examination01/28/92
  4. Allowance01/18/94
  5. Grant08/30/94
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. M. (pessoa física)

FR

Inventors

G. N. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

89 07002 · 05/29/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/05/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

08/30/1994

RPI 1239

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

01/28/1992

RPI 1104

Publicação do pedido de patente

#3.1

08/13/1991

RPI 1080

Pedido de patente depositado

#2.1

10/09/1990

RPI 1036

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