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Official data from INPI

COMPOSIÇÕES LUBRIFICANTES

Arquivada/ExtintaInvention Patent

Application data

Number

PI8905265

Type

Invention Patent

Filing

10/17/1989

Publication

05/22/1990

Progress at the INPI

  1. Filing10/17/89
  2. Publication05/22/90
  3. Examination06/16/92
  4. Allowance02/28/01
  5. Grant07/10/01
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

Ciba SC Holding AG

CH

Ciba Specialty Chemicals Holding INC .- Ciba Spezialitatencheime Holding AG - Ciba Specialites Chimiques Holding SA

CH

See this company's full portfolio

Inventors

R. O. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8824402.5 · 10/18/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 10/07/2011

12/26/2012

RPI 2190

Concessão da patente

#16.1

07/10/2001

RPI 1592

Deferimento

#9.1

02/28/2001

RPI 1573

Alteração de nome deferida

#25.4

Alterado de: Ciba SC Holding AG

05/18/1999

RPI 1480

Transferência deferida

#25.1

Transferido de: Ciba - Geigy AG

03/09/1999

RPI 1470

Exigência - art. 36 da LPI

#6.1

11/03/1998

RPI 1452

Solicitação de exame técnico

#4.1

06/16/1992

RPI 1124

Publicação do pedido de patente

#3.1

05/22/1990

RPI 1019

Pedido de patente depositado

#2.1

03/01/1990

RPI 1007

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