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Official data from INPI

Aperfeiçoamento em sifão

IndeferidaInvention Patent

Application data

Number

PI8401690

Type

Invention Patent

Filing

04/11/1984

Publication

08/14/1984

Progress at the INPI

Under appeal
  1. Filing04/11/84
  2. Publication08/14/84
  3. Examination10/23/84
  4. Refused01/03/89
  5. Grant
  6. In force

The application was refused by the INPI on 01/03/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 01/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metalúrgica Rio S/A Indústria e Comércio

BR

Inventors

S. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

01/03/1989

RPI 950

Conhecimento de parecer técnico

#7.1

01/12/1988

RPI 899

Solicitação de exame técnico

#4.1

10/23/1984

RPI 731

Publicação antecipada

#3.2

08/14/1984

RPI 721

Pedido de patente depositado

#2.1

06/19/1984

RPI 713

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