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Official data from INPI

Dispositivo de aquecimento de soleiras metálicas de fornos industriais.

Em AnáliseInvention Patent

Application data

Number

PI8603464

Type

Invention Patent

Filing

07/23/1986

Publication

03/04/1987

Progress at the INPI

Awaiting grant fee payment
  1. Filing07/23/86
  2. Publication03/04/87
  3. Examination03/08/88
  4. Allowance07/18/89
  5. Grant
  6. In force

The application was allowed by the INPI on 07/18/1989. The grant of the letters patent is being processed.

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Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Comurhex

FR

Inventors

R. D. (pessoa física)

R. G. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/14/1989

RPI 995

Deferimento

#9.1

07/18/1989

RPI 978

Solicitação de exame técnico

#4.1

03/08/1988

RPI 907

Publicação do pedido de patente

#3.1

03/04/1987

RPI 854

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

Retificação

#15.3

10/16/1990

RPI 1037

9.1.3

06/26/1990

RPI 1024

13.2

06/19/1990

RPI 1023

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