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

VITRAL COMPOSTO DE TRANSPARENCIA GRADUAVEL

Em AnáliseInvention Patent

Application data

Number

PI8104943

Type

Invention Patent

Filing

07/28/1981

Publication

03/08/1983

Progress at the INPI

  1. Filing07/28/81
  2. Publication03/08/83
  3. Examination03/07/84
  4. Allowance10/22/85
  5. Grant08/26/86
  6. Terminated06/27/95

The patent was granted on 08/26/1986 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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. Z. (pessoa física)

Inventors

Z. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

04/26/1988

RPI 914

Concessão da patente

#16.1

08/26/1986

RPI 827

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

10/22/1985

RPI 783

8.1

04/23/1985

RPI 757

Solicitação de exame técnico

#4.1

03/07/1984

RPI 698

Publicação do pedido de patente

#3.1

03/08/1983

RPI 646

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

Patent monitoring

Track this patent in real time.

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