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

COMPOSIÇÃO DE BORRACHA E RESINA DE SULFETO.

ConcedidaInvention Patent

Application data

Number

PI8001744

Type

Invention Patent

Filing

03/21/1980

Publication

-

Progress at the INPI

  1. Filing03/21/80
  2. Publication
  3. Examination
  4. Allowance05/17/88
  5. Grant09/27/88
  6. Terminated02/04/92

The patent was granted on 09/27/1988 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: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sumitomo Chemical Company, Limited.

JP

See this company's full portfolio

Inventors

H. O. (pessoa física)

T. I. (pessoa física)

T. Y. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/27/1988

RPI 936

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Exigência - art. 36 da LPI

#6.1

09/29/1987

RPI 884

Conhecimento de parecer técnico

#7.1

08/23/1983

RPI 670

6.2

12/07/1982

RPI 633

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

Patent monitoring

Track this patent in real time.

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