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Official data from INPI

APERFEIÇOAMENTO EM FOGAREIRO.

Em AnáliseInvention Patent

Application data

Number

PI8305827

Type

Invention Patent

Filing

10/19/1983

Publication

02/26/1985

Progress at the INPI

Technical opinion to answer
  1. Filing10/19/83
  2. Publication02/26/85
  3. Examination07/30/85
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 09/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Equipamentos NGK Rinnai Ltda

SP, BR

See this company's full portfolio

Inventors

M. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

09/08/1987

RPI 881

Conhecimento de parecer técnico

#7.1

12/30/1986

RPI 845

Solicitação de exame técnico

#4.1

07/30/1985

RPI 771

Publicação antecipada

#3.2

02/26/1985

RPI 749

14.7

08/14/1984

RPI 721

14.4

08/07/1984

RPI 720

Pedido de patente depositado

#2.1

01/03/1984

RPI 689

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