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Official data from INPI

FORNO ROLANTE DO TIPO QUE CONTÉM UMA PASSAGEM DE AQUECIMENTO

PublicadaInvention Patent

Application data

Number

PI8702622

Type

Invention Patent

Filing

05/21/1987

Publication

02/23/1988

Progress at the INPI

  1. Filing05/21/87
  2. Publication02/23/88
  3. Examination08/14/90
  4. Allowance08/27/91
  5. Grant05/26/92
  6. Terminated10/17/95

The patent was granted on 05/26/1992 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Welko Industriale S.p.A.

IT

Inventors

R. Z. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

21939 B/86 · 05/22/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/23/1988

RPI 905

Pedido de patente depositado

#2.1

08/04/1987

RPI 876

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

05/26/1992

RPI 1121

Notificação para pagamento de retribuição

#13.1

12/24/1991

RPI 1099

Deferimento

#9.1

08/27/1991

RPI 1082

Exigência - art. 36 da LPI

#6.1

03/05/1991

RPI 1057

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

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