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

COMPOSIÇÀO POLIMÉRICA DE POLI-ETER-IMIDAS E POLI-AMIDA-AMIDAS.

ConcedidaInvention Patent

Application data

Number

PI8105949

Type

Invention Patent

Filing

09/14/1981

Publication

04/26/1983

Progress at the INPI

  1. Filing09/14/81
  2. Publication04/26/83
  3. Examination07/16/85
  4. Allowance11/03/87
  5. Grant05/31/88
  6. Terminated03/19/96

The patent was granted on 05/31/1988 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

General Electric Company

US

See this company's full portfolio

Inventors

H. F. (pessoa física)

M. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

11/03/1987

RPI 889

Solicitação de exame técnico

#4.1

07/16/1985

RPI 769

Publicação do pedido de patente

#3.1

04/26/1983

RPI 653

Pedido de patente depositado

#2.1

11/03/1981

RPI 576

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

Patent monitoring

Track this patent in real time.

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