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Official data from INPI

PROCESSO PARA PREPARAR UM CONCENTRADO CLARO,ESTÁVEL AO ARMAZENAMENTO E PROCESSO PARA PREPARAR UM DESINFETANTE.

PublicadaInvention Patent

Application data

Number

PI8701885

Type

Invention Patent

Filing

04/21/1987

Publication

02/02/1988

Progress at the INPI

  1. Filing04/21/87
  2. Publication02/02/88
  3. Examination08/28/90
  4. Allowance12/01/92
  5. Grant06/29/93
  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: 02/02/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sanosil AG

CH

Inventors

J. G. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

1629/86 · 04/22/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/02/1988

RPI 902

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Carta-patente expirada

#21.1

Patente extinta em 21/04/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

06/29/1993

RPI 1178

Notificação para pagamento de retribuição

#13.1

04/20/1993

RPI 1168

Deferimento

#9.1

12/01/1992

RPI 1148

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

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