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Official data from INPI

APERFEIÇOAMENTOS EM TROCADORES DE CALOR

Em AnáliseInvention Patent

Application data

Number

PI8202882

Type

Invention Patent

Filing

05/19/1982

Publication

12/27/1983

Progress at the INPI

  1. Filing05/19/82
  2. Publication12/27/83
  3. Examination03/07/84
  4. Refused01/13/87
  5. Grant
  6. In force

The application was refused on 01/13/1987 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: 01/13/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Colmeia S/A Industria Paulista De Radiadores

SP, BR

See this company's full portfolio

Inventors

C. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

01/13/1987

RPI 847

Petição de recurso

#12.2

06/17/1986

RPI 817

Indeferimento

#9.2

12/31/1985

RPI 793

Conhecimento de parecer técnico

#7.1

11/20/1984

RPI 735

Solicitação de exame técnico

#4.1

03/07/1984

RPI 698

Publicação do pedido de patente

#3.1

12/27/1983

RPI 688

Pedido de patente depositado

#2.1

07/06/1982

RPI 611

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