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Official data from INPI

PROCESSO PARA LAVAGEM DE PRATOS, E, USO DE UMA LIPASE COMO ADITIVO REDUTOR DE MANCHAS DE UMA COMPOSIÇÃO DE LAVAGEM

Arquivada/ExtintaInvention PatentPCT · GB1989000650

Application data

Number

PI8907007

Type

Invention Patent

Filing

06/09/1989

Publication

12/26/1990

PCT

GB1989000650

Progress at the INPI

  1. Filing06/09/89
  2. Publication12/26/90
  3. Examination07/16/91
  4. Allowance08/04/98
  5. Grant12/29/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

W. D. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

GB

8813687.4 · 06/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 09/06/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

08/04/1998

RPI 1441

Exigência - art. 36 da LPI

#6.1

11/19/1996

RPI 1355

Solicitação de exame técnico

#4.1

07/16/1991

RPI 1076

Notificação de entrada na fase nacional - PCT

#1.3

12/26/1990

RPI 1047

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