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

PROCESO PARA HALOGENAÇÃO CONTÍNUA DE BORRACHA INSATURADA OLEFINICAMENTE E BORRACHA ASSIM OBTIDA.

ConcedidaInvention Patent

Application data

Number

PI8205707

Type

Invention Patent

Filing

09/29/1982

Publication

08/30/1983

Progress at the INPI

  1. Filing09/29/82
  2. Publication08/30/83
  3. Examination05/21/85
  4. Allowance09/06/88
  5. Grant05/30/89
  6. Terminated04/02/96

The patent was granted on 05/30/1989 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Research And Egineering Company

US

See this company's full portfolio

Inventors

K. C. (pessoa física)

N. F. (pessoa física)

Technical data

IPC Classification

Priority claims

US

306.882 · 09/30/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/30/1989

RPI 971

Notificação para pagamento de retribuição

#13.1

12/27/1988

RPI 949

Deferimento

#9.1

09/06/1988

RPI 933

Exigência - art. 36 da LPI

#6.1

12/17/1985

RPI 791

Solicitação de exame técnico

#4.1

05/21/1985

RPI 761

Publicação do pedido de patente

#3.1

08/30/1983

RPI 671

Pedido de patente depositado

#2.1

11/23/1982

RPI 631

Anuidade - prazo legal encerrado

#18.2

04/02/1996

RPI 1322

Patent monitoring

Track this patent in real time.

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