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Official data from INPI

COMPOSIÇÃO LUBRIFICANTE E PROCESSO PARA A PREPARAÇÃO DE UM COMPOSTO.

PublicadaInvention Patent

Application data

Number

PI8707180

Type

Invention Patent

Filing

12/30/1987

Publication

08/09/1988

Progress at the INPI

  1. Filing12/30/87
  2. Publication08/09/88
  3. Examination11/20/90
  4. Allowance06/22/93
  5. Grant02/16/94
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 08/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

Ciba Specialty Chemicals Holding Inc. - Ciba Spezialitätenchemie Holding AG - Ciba Spécialités Chimiques Holding SA

CH

See this company's full portfolio

Inventors

J. S. (pessoa física)

US

Technical data

Priority claims

US

948272 · 12/31/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/09/1988

RPI 929

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Carta-patente expirada

#21.1

Patente extinta em 30/12/2002

07/29/2008

RPI 1960

Alteração de nome deferida

#25.4

Alterado de: Ciba SC Holding AG

02/17/1999

RPI 1467

Transferência deferida

#25.1

Transferido de: Ciba Geigy Ag

01/12/1999

RPI 1462

Concessão da patente

#16.1

02/16/1994

RPI 1211

Notificação para pagamento de retribuição

#13.1

11/09/1993

RPI 1197

Deferimento

#9.1

06/22/1993

RPI 1177

Exigência - art. 36 da LPI

#6.1

09/29/1992

RPI 1139

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

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