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Official data from INPI

Aquecedor elétrico com camada de equilíbrio de pressão.

Em AnáliseInvention Patent
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Application data

Number

PI8700743

Type

Invention Patent

Filing

02/18/1987

Publication

08/30/1988
View on INPI

Progress at the INPI

  1. Filing02/18/87
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application was filed at the INPI on 02/18/1987. It awaits formal examination and publication in the RPI gazette.

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Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. S. (pessoa física)

SP, BR

Inventors

A. S. (pessoa física)

BR

Technical data

IPC Classification

H05B 1/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

10/03/1989

RPI 989

Solicitação de exame técnico

#4.1

07/11/1989

RPI 977

Publicação do pedido de patente

#3.1

08/30/1988

RPI 932

Pedido de patente depositado

#2.1

06/09/1987

RPI 868

Retificação

#15.3

05/11/1993

RPI 1171

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