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Official data from INPI

SISTEMA DE REFRIGERAÇÃO E AQUECIMENTO EM CIRCUITO FECHADO.

Em AnáliseInvention Patent

Application data

Number

PI8700262

Type

Invention Patent

Filing

01/14/1987

Publication

08/02/1988

Progress at the INPI

Under appeal
  1. Filing01/14/87
  2. Publication08/02/88
  3. Examination10/25/88
  4. Refused10/13/92
  5. Grant
  6. In force

The application was refused by the INPI on 10/13/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. D. (pessoa física)

SP, BR

Inventors

D. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/25/1988

RPI 940

Publicação do pedido de patente

#3.1

08/02/1988

RPI 928

Pedido de patente depositado

#2.1

05/26/1987

RPI 866

Indeferimento

#9.2

10/13/1992

RPI 1141

Republicação - classificação IPC

#15.11

10/06/1992

RPI 1140

Conhecimento de parecer técnico

#7.1

12/10/1991

RPI 1097

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