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Official data from INPI

COMPOSIÇÃO DETERGENTE

PublicadaInvention Patent

Application data

Number

PI8805900

Type

Invention Patent

Filing

11/11/1988

Publication

08/01/1989

Progress at the INPI

  1. Filing11/11/88
  2. Publication08/01/89
  3. Examination10/16/90
  4. Allowance01/21/98
  5. Grant08/25/98
  6. Expired12/18/12

The letters patent expired on 12/18/2012: 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: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

H. T. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

GB

8726675 · 11/13/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/01/1989

RPI 980

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Carta-patente expirada

#21.1

Patente extinta em 11/11/2008

12/18/2012

RPI 2189

Concessão da patente

#16.1

08/25/1998

RPI 1444

Deferimento

#9.1

01/21/1998

RPI 1413

Exigência - art. 36 da LPI

#6.1

11/19/1996

RPI 1355

Exigência - art. 36 da LPI

#6.1

07/18/1995

RPI 1285

Solicitação de exame técnico

#4.1

10/16/1990

RPI 1037

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