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

PROCESSO PARA A PREPARAÇÃO DE COMPOSTOS COTELÔMEROS

ConcedidaInvention Patent

Application data

Number

PI8500141

Type

Invention Patent

Filing

01/11/1985

Publication

08/20/1985

Progress at the INPI

  1. Filing01/11/85
  2. Publication08/20/85
  3. Examination09/22/87
  4. Allowance05/09/89
  5. Grant11/28/89
  6. Expired07/15/08

The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

FMC Corporation Limited

GB

See this company's full portfolio

Inventors

D. C. (pessoa física)

GB

D. H. (pessoa física)

GB

N. R. (pessoa física)

GB

Technical data

Priority claims

GB

8400848 · 01/13/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

09/05/1989

RPI 985

Deferimento

#9.1

05/09/1989

RPI 968

Solicitação de exame técnico

#4.1

09/22/1987

RPI 883

Publicação do pedido de patente

#3.1

08/20/1985

RPI 774

Pedido de patente depositado

#2.1

04/16/1985

RPI 756

Carta-patente expirada

#21.1

Patente extinta em 11/01/2000

07/15/2008

RPI 1958

Transferência deferida

#25.1

07/08/1997

RPI 1388

Patent monitoring

Track this patent in real time.

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