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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE GRANULADOS CORANTES, GRANULADOS CORANTES E EMPREGO

Em AnáliseInvention Patent

Application data

Number

PI8501136

Type

Invention Patent

Filing

03/14/1985

Publication

11/12/1985

Progress at the INPI

  1. Filing03/14/85
  2. Publication11/12/85
  3. Examination12/22/87
  4. Allowance10/26/93
  5. Grant05/31/94
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 12/22/1987. 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 Spezialitatenchemie Holding AG - Ciba Spécialités Chimiques Holding SA

CH

See this company's full portfolio

Inventors

D. S. (pessoa física)

DE

G. K. (pessoa física)

DE

H. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

CH

1289/84 · 03/15/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/22/1987

RPI 896

Publicação do pedido de patente

#3.1

11/12/1985

RPI 786

Pedido de patente depositado

#2.1

06/04/1985

RPI 763

Carta-patente expirada

#21.1

Patente extinta em 14/03/2000

07/15/2008

RPI 1958

Alteração de nome deferida

#25.4

Alterado de Ciba SC Holding AG

10/27/1998

RPI 1451

Transferência deferida

#25.1

Transferido de: Ciba-Geigy Ag

09/15/1998

RPI 1447

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

10/26/1993

RPI 1195

Exigência - art. 36 da LPI

#6.1

10/09/1990

RPI 1036

Conhecimento de parecer técnico

#7.1

03/13/1990

RPI 1009

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