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Official data from INPI

AGLOMERADO DE ARGILA AMACIANTE PARA TECIDOS, E, COMPOSIÇÃO DETERGENTE

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000991

Type

Invention Patent

Filing

03/02/1990

Publication

02/19/1991

Progress at the INPI

  1. Filing03/02/90
  2. Publication02/19/91
  3. Examination08/27/91
  4. Allowance08/24/99
  5. Grant02/08/00
  6. Expired01/08/13

The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

F. D. (pessoa física)

NL

W. E. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8904750.0 · 03/02/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 02/03/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

02/08/2000

RPI 1518

Deferimento

#9.1

08/24/1999

RPI 1494

Exigência - art. 36 da LPI

#6.1

11/03/1998

RPI 1452

Conhecimento de parecer técnico

#7.1

05/26/1998

RPI 1431

Solicitação de exame técnico

#4.1

08/27/1991

RPI 1082

Publicação do pedido de patente

#3.1

02/19/1991

RPI 1055

Pedido de patente depositado

#2.1

08/07/1990

RPI 1027

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