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Official data from INPI

COMPOSIÇÃO DETERGENTE, NA FORMA DE UM ARTIGO CONFORMADO SÓLIDO

PublicadaInvention Patent

Application data

Number

PI8805250

Type

Invention Patent

Filing

10/12/1988

Publication

05/30/1989

Progress at the INPI

  1. Filing10/12/88
  2. Publication05/30/89
  3. Examination04/30/91
  4. Allowance12/10/96
  5. Grant08/26/97
  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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

D. S. (pessoa física)

GB

I. R. (pessoa física)

GB

Technical data

Priority claims

GB

8723925 · 10/12/1987

GB

8723926 · 10/12/1987

GB

8723927 · 10/12/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/30/1989

RPI 971

Pedido de patente depositado

#2.1

02/21/1989

RPI 957

Carta-patente expirada

#21.1

Patente extinta em 12/10/2008

05/21/2013

RPI 2211

Concessão da patente

#16.1

08/26/1997

RPI 1395

Deferimento

#9.1

12/10/1996

RPI 1358

Exigência - art. 36 da LPI

#6.1

02/27/1996

RPI 1317

Exigência - art. 36 da LPI

#6.1

06/20/1995

RPI 1281

Solicitação de exame técnico

#4.1

04/30/1991

RPI 1065

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