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

PROCESSO PARA A PREPARAÇÃO DE UMA RESINA EPÓXIDO PRÉ-PROLONGADA

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904915

Type

Invention Patent

Filing

09/28/1989

Publication

05/08/1990

Progress at the INPI

  1. Filing09/28/89
  2. Publication05/08/90
  3. Examination06/30/92
  4. Allowance03/19/96
  5. Grant02/25/97
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

Ciba SC Holding AG

CH

Ciba Spécialités Chimiques Holding SA

CH

Ciba Specialty Chemicals Holding Inc

CH

Ciba Spezialitätenchemie Holding AG

CH

Vantico Ag

CH

See this company's full portfolio

Inventors

D. H. (pessoa física)

CH

D. G. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

3622/88 · 09/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/09/2004

12/22/2009

RPI 2033

Transferência deferida

#25.1

Transferido de: Ciba Specialty Chemicals Holding Inc., Ciba Spezialitätenchemie Holding AG, Ciba Spécialités Chimiques Holding SA

06/08/2004

RPI 1744

Alteração de nome deferida

#25.4

Alterado de: Ciba SC Holding AG

01/26/1999

RPI 1464

Transferência deferida

#25.1

Transferido de: Ciba-Geigy AG

12/29/1998

RPI 1460

Concessão da patente

#16.1

02/25/1997

RPI 1369

Notificação para pagamento de retribuição

#13.1

12/10/1996

RPI 1358

Deferimento

#9.1

03/19/1996

RPI 1320

Exigência - art. 36 da LPI

#6.1

05/23/1995

RPI 1277

Solicitação de exame técnico

#4.1

06/30/1992

RPI 1126

Publicação do pedido de patente

#3.1

05/08/1990

RPI 1017

Pedido de patente depositado

#2.1

02/13/1990

RPI 1006

Patent monitoring

Track this patent in real time.

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