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Official data from INPI

APERFEIÇOAMENTO EM TROCADORES DE CALOR.

ArquivadaInvention Patent

Application data

Number

PI8400136

Type

Invention Patent

Filing

01/10/1984

Publication

08/13/1985

Progress at the INPI

  1. Filing01/10/84
  2. Publication08/13/85
  3. Abandoned12/03/85
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/11/1987. 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

T. V. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

11.3

08/11/1987

RPI 877

Exigência - art. 36 da LPI

#6.1

10/21/1986

RPI 835

Solicitação de exame técnico

#4.1

12/03/1985

RPI 789

Publicação do pedido de patente

#3.1

08/13/1985

RPI 773

Pedido de patente depositado

#2.1

03/20/1984

RPI 700

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