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Official data from INPI

QUEIMADOR DE COMBUSTÃO INTERNA DESTINADO À PRODUÇÃO DE FIBRAS MINERAIS NUMA INSTALAÇÃO OPERANDO COM UM CENTRIFUGADOR

Em AnáliseInvention Patent

Application data

Number

PI8600224

Type

Invention Patent

Filing

01/21/1986

Publication

09/30/1986

Progress at the INPI

  1. Filing01/21/86
  2. Publication09/30/86
  3. Examination09/13/88
  4. Allowance09/17/91
  5. Grant06/30/92
  6. Terminated12/31/96

The patent was granted on 06/30/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. S. (pessoa física)

FR

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Inventors

F. M. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

8501042 · 01/25/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/13/1988

RPI 934

Publicação do pedido de patente

#3.1

09/30/1986

RPI 832

Pedido de patente depositado

#2.1

07/22/1986

RPI 822

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

06/30/1992

RPI 1126

Notificação para pagamento de retribuição

#13.1

01/21/1992

RPI 1103

Deferimento

#9.1

09/17/1991

RPI 1085

Exigência - art. 36 da LPI

#6.1

02/26/1991

RPI 1056

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