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

PROCESSO PARA REMOVER BUTADIENO RESIDUAL DE UMA COMPOSIÇÃO DE COPOLÍMERO, E, PROCESSO PARA FORMAR UM COPOLÍMERO DE BUTADIENO E ESTIRENO.

ArquivadaInvention Patent

Application data

Number

PI9104320

Type

Invention Patent

Filing

10/07/1991

Publication

06/23/1992

Progress at the INPI

  1. Filing10/07/91
  2. Publication06/23/92
  3. Examination09/21/93
  4. Allowance12/07/99
  5. Abandoned
  6. In force

The application was allowed on 12/07/1999 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 02/28/2001. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

X. C. (pessoa física)

US

See this company's full portfolio

Inventors

G. L. (pessoa física)

CA

R. M. (pessoa física)

US

W. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/612,668 · 11/14/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

02/28/2001

RPI 1573

Deferimento

#9.1

12/07/1999

RPI 1509

Exigência - art. 36 da LPI

#6.1

11/03/1998

RPI 1452

Solicitação de exame técnico

#4.1

09/21/1993

RPI 1190

Publicação do pedido de patente

#3.1

06/23/1992

RPI 1125

Pedido de patente depositado

#2.1

11/12/1991

RPI 1093

Patent monitoring

Track this patent in real time.

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