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Official data from INPI

AGENTE PARA O TRATAMENTO DE COUROS E PELES E PROCESSO PARA PREPARAÇÃO DE COUROS E PELES "WET-WHITE"

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005717

Type

Invention Patent

Filing

11/12/1990

Publication

09/17/1991

Progress at the INPI

  1. Filing11/12/90
  2. Publication09/17/91
  3. Examination12/14/93
  4. Allowance04/09/96
  5. Grant06/24/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. 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 Spezialitätenchemie Holding Ag - Ciba Spécialités Chimiques Holding SA

CH

See this company's full portfolio

Inventors

A. L. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

CH

4070/89 · 11/13/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 07/11/2010

05/21/2013

RPI 2211

Republicação - titular

#25.11

Alterado de: Ciba SC Holding AG. @Referência RPI nº 1481 de 25/05/99 - código 25.4 - item (71)

06/29/1999

RPI 1486

Alteração de nome deferida

#25.4

Alterado de: Ciba SC Holding AG.

05/25/1999

RPI 1481

Transferência deferida

#25.1

Transferido de: Ciba-Geigy AG

04/13/1999

RPI 1475

Concessão da patente

#16.1

06/24/1997

RPI 1386

Deferimento

#9.1

04/09/1996

RPI 1323

Exigência - art. 36 da LPI

#6.1

10/10/1995

RPI 1297

Solicitação de exame técnico

#4.1

12/14/1993

RPI 1202

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/30/1991

RPI 1065

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