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

PROCESSO DE ELABORAÇÃO DE UM TROCADOR DE CALOR E TROCADOR DE CALOR

Em AnáliseInvention Patent

Application data

Number

PI9001279

Type

Invention Patent

Filing

03/19/1990

Publication

03/26/1991

Progress at the INPI

  1. Filing03/19/90
  2. Publication03/26/91
  3. Examination05/04/93
  4. Allowance01/18/94
  5. Grant08/30/94
  6. Terminated12/31/96

The patent was granted on 08/30/1994 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: 12/31/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. M. (pessoa física)

FR

See this company's full portfolio

Inventors

P. G. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

89 03588 · 03/20/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

08/30/1994

RPI 1239

Notificação para pagamento de retribuição

#13.1

05/17/1994

RPI 1224

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

05/04/1993

RPI 1170

Publicação do pedido de patente

#3.1

03/26/1991

RPI 1060

Pedido de patente depositado

#2.1

08/07/1990

RPI 1027

Patent monitoring

Track this patent in real time.

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