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Official data from INPI

Composição de material orgânico, método para estabilizar um material orgânico e processo para a preparação de um composto

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001947

Type

Invention Patent

Filing

04/26/1990

Publication

07/30/1991

Progress at the INPI

  1. Filing04/26/90
  2. Publication07/30/91
  3. Examination10/19/93
  4. Allowance08/26/97
  5. Grant07/28/98
  6. Expired01/08/13

The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

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Inventors

D. B. (pessoa física)

IT

F. M. (pessoa física)

IT

Technical data

Priority claims

IT

20285 A/89 · 04/27/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 26/04/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

07/28/1998

RPI 1440

Deferimento

#9.1

08/26/1997

RPI 1395

Exigência - art. 36 da LPI

#6.1

10/29/1996

RPI 1352

Solicitação de exame técnico

#4.1

10/19/1993

RPI 1194

Publicação do pedido de patente

#3.1

07/30/1991

RPI 1078

Pedido de patente depositado

#2.1

08/21/1990

RPI 1029

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