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Official data from INPI

APERFEIÇOAMENTO EM TROCADORES DE CALOR

Em AnáliseInvention Patent

Application data

Number

PI8203661

Type

Invention Patent

Filing

06/18/1982

Publication

01/24/1984

Progress at the INPI

  1. Filing06/18/82
  2. Publication01/24/84
  3. Examination04/17/84
  4. Refused05/27/86
  5. Grant
  6. In force

The application was refused on 05/27/1986 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Colmeia S/A Indústria Paulista de Radiadores

SP, BR

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Inventors

C. F. (pessoa física)

BR

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

05/27/1986

RPI 814

Petição de recurso

#12.2

07/23/1985

RPI 770

Indeferimento

#9.2

04/02/1985

RPI 754

Solicitação de exame técnico

#4.1

04/17/1984

RPI 704

Publicação do pedido de patente

#3.1

01/24/1984

RPI 692

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

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