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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UMA COMPOSIÇÃO DETERGENTE GRANULAR OU COMPONENTE

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005981

Type

Invention Patent

Filing

11/26/1990

Publication

09/24/1991

Progress at the INPI

  1. Filing11/26/90
  2. Publication09/24/91
  3. Examination06/16/92
  4. Allowance03/02/99
  5. Grant07/27/99
  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

Unilever N.V

NL

See this company's full portfolio

Inventors

D. C. (pessoa física)

GB

G. A. (pessoa física)

GB

Technical data

Priority claims

GB

8926718.1 · 11/27/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 26/11/2010

05/21/2013

RPI 2211

Republicação - classificação IPC

#15.11

Alterado da Int Cl5 C11D 11/00, 3/14, 17/06.

11/21/2000

RPI 1559

Concessão da patente

#16.1

07/27/1999

RPI 1490

Deferimento

#9.1

03/02/1999

RPI 1469

Exigência - art. 36 da LPI

#6.1

08/11/1998

RPI 1442

Exigência - art. 36 da LPI

#6.1

09/16/1997

RPI 1398

Solicitação de exame técnico

#4.1

06/16/1992

RPI 1124

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

05/07/1991

RPI 1066

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