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Official data from INPI

MASSAS DE MOLDAÇÃO DE RESINA DE EPÓXIDO

Em AnáliseInvention Patent

Application data

Number

PI8504913

Type

Invention Patent

Filing

10/04/1985

Publication

07/22/1986

Progress at the INPI

  1. Filing10/04/85
  2. Publication07/22/86
  3. Examination09/20/88
  4. Allowance07/31/90
  5. Grant02/26/91
  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: 09/20/1988. 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

D. S. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

4797/84 · 10/05/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/20/1988

RPI 935

Publicação do pedido de patente

#3.1

07/22/1986

RPI 822

Pedido de patente depositado

#2.1

12/17/1985

RPI 791

Carta-patente expirada

#21.1

Patente extinta em 04/10/2000

07/15/2008

RPI 1958

Alteração de nome deferida

#25.4

Alterado de: Ciba SC Holding AG

12/22/1998

RPI 1459

Transferência deferida

#25.1

Transferido de: Ciba Geigy Ag

11/17/1998

RPI 1454

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/13/1990

RPI 1041

Deferimento

#9.1

07/31/1990

RPI 1026

Exigência - art. 36 da LPI

#6.1

02/06/1990

RPI 1005

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