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

DISPOSITIVO DE VÁLVULA PARA A EVACUAÇÃO E/OU ENCHIMENTO DE UM SISTEMA DE REFRIGERAÇÃO

ConcedidaInvention Patent
Talk to an expert

Application data

Number

PI8405318

Type

Invention Patent

Filing

10/19/1984

Publication

09/03/1985
View on INPI

Progress at the INPI

  1. Filing10/19/84
  2. Publication09/03/85
  3. Examination03/18/86
  4. Allowance08/02/88
  5. Grant09/26/89
  6. Terminated06/27/95

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Danfoss A/S.

DK

See this company's full portfolio

Inventors

G. J. (pessoa física)

DE

Technical data

IPC Classification

F16J 15/46F25B 45/00

Priority claims

DE

P 33 38 159.3 · 10/20/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

11/29/1988

RPI 945

Deferimento

#9.1

08/02/1988

RPI 928

Republicação - classificação IPC

#15.11

05/10/1988

RPI 916

Exigência - art. 36 da LPI

#6.1

01/19/1988

RPI 900

Solicitação de exame técnico

#4.1

03/18/1986

RPI 804

Publicação do pedido de patente

#3.1

09/03/1985

RPI 776

Pedido de patente depositado

#2.1

01/02/1985

RPI 741

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

Republicação - classificação IPC

#15.11

10/15/1991

RPI 1089

Related

Patent monitoring

Track this patent in real time.

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