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Official data from INPI

COMPOSIÇÃO BIOCIDA, PROCESSO PARA INIBIÇÃO DO CRESCIMENTO DE MICROORGANISMOS SOBRE OU EM UM MEIO, MEIO E, COURO OU MADEIRA TRATADA.

PublicadaInvention Patent

Application data

Number

PI8702649

Type

Invention Patent

Filing

05/22/1987

Publication

02/23/1988

Progress at the INPI

  1. Filing05/22/87
  2. Publication02/23/88
  3. Examination08/28/90
  4. Allowance02/23/99
  5. Grant08/24/99
  6. Expired12/05/12

The letters patent expired on 12/05/2012: 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

Zeneca Limited

GB

See this company's full portfolio

Inventors

P. A. (pessoa física)

GB

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/23/1988

RPI 905

Pedido de patente depositado

#2.1

08/04/1987

RPI 876

Carta-patente expirada

#21.1

Patente extinta em 24/08/2009

12/05/2012

RPI 2187

Concessão da patente

#16.1

08/24/1999

RPI 1494

Deferimento

#9.1

02/23/1999

RPI 1468

Transferência deferida

#25.1

09/23/1997

RPI 1399

Exigência - art. 36 da LPI

#6.1

01/23/1996

RPI 1312

Exigência - art. 36 da LPI

#6.1

08/01/1995

RPI 1287

Exigência - art. 36 da LPI

#6.1

02/07/1995

RPI 1262

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

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