(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

FORNO PARATRATAMENTO TÉRMICO A ALTA TEMPERATURA DE PRODUTOS PLÁSTICOS OU SOLIDIFICADOS

PublicadaInvention Patent

Application data

Number

PI8703489

Type

Invention Patent

Filing

07/08/1987

Publication

03/22/1988

Progress at the INPI

  1. Filing07/08/87
  2. Publication03/22/88
  3. Examination12/11/90
  4. Allowance01/14/92
  5. Grant03/30/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. A. (pessoa física)

NO

See this company's full portfolio

Inventors

J. S. (pessoa física)

NO

S. F. (pessoa física)

NO

T. N. (pessoa física)

NO

Technical data

IPC Classification

Priority claims

NO

862749 · 07/08/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/22/1988

RPI 909

Pedido de patente depositado

#2.1

09/29/1987

RPI 884

Carta-patente expirada

#21.1

Patente extinta em 08/07/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

03/30/1993

RPI 1165

15.18

08/18/1992

RPI 1133

Retificação

#15.3

06/16/1992

RPI 1124

Deferimento

#9.1

01/14/1992

RPI 1102

Solicitação de exame técnico

#4.1

12/11/1990

RPI 1045

Related

From the same holder

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.