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

TROCADOR DE CALOR

Em AnáliseInvention PatentPCT · SE1988000069

Application data

Number

PI8807377

Type

Invention Patent

Filing

02/18/1988

Publication

05/15/1990

PCT

SE1988000069

Progress at the INPI

  1. Filing02/18/88
  2. Publication05/15/90
  3. Examination10/16/90
  4. Allowance06/04/91
  5. Grant03/31/92
  6. Terminated12/31/96

The patent was granted on 03/31/1992 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: 12/31/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. A. (pessoa física)

SE

S. A. (pessoa física)

SE

Inventors

S. S. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8700772-0 · 02/24/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

14.1

03/23/1993

RPI 1164

14.4

03/16/1993

RPI 1163

Concessão da patente

#16.1

03/31/1992

RPI 1113

Notificação para pagamento de retribuição

#13.1

10/01/1991

RPI 1087

Deferimento

#9.1

06/04/1991

RPI 1070

Solicitação de exame técnico

#4.1

10/16/1990

RPI 1037

Notificação de entrada na fase nacional - PCT

#1.3

05/15/1990

RPI 1018

Patent monitoring

Track this patent in real time.

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