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

PREGO DE EXPANSAO

Em AnáliseInvention Patent

Application data

Number

PI8406404

Type

Invention Patent

Filing

12/15/1983

Publication

10/08/1985

Progress at the INPI

  1. Filing12/15/83
  2. Publication10/08/85
  3. Examination04/15/86
  4. Allowance12/16/86
  5. Grant07/28/87
  6. Terminated09/26/89

The patent was granted on 07/28/1987 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

FISCHER ARTUR DR H C [DE]

Inventors

F. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Pedido de licença compulsória

#20.1

03/29/1988

RPI 910

Concessão da patente

#16.1

07/28/1987

RPI 875

Republicação - classificação IPC

#15.11

05/19/1987

RPI 865

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Solicitação de exame técnico

#4.1

04/15/1986

RPI 808

Publicação do pedido de patente

#3.1

10/08/1985

RPI 781

Pedido de patente depositado

#2.1

03/12/1985

RPI 751

Patent monitoring

Track this patent in real time.

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