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Official data from INPI

AQUECEDOR HIDRÁULICO DE ÁGUA

PublicadaUtility Model

Application data

Number

MU6701722

Type

Utility Model

Filing

08/07/1987

Publication

02/28/1989

Progress at the INPI

Under appeal
  1. Filing08/07/87
  2. Publication02/28/89
  3. Examination05/08/90
  4. Refused03/05/91
  5. Grant
  6. In force

The application was refused by the INPI on 03/05/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. L. (pessoa física)

SC, BR

Inventors

D. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/28/1989

RPI 958

Pedido de patente depositado

#2.1

12/15/1987

RPI 895

Indeferimento

#9.2

03/05/1991

RPI 1057

14.7

07/31/1990

RPI 1026

Solicitação de exame técnico

#4.1

05/08/1990

RPI 1017

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