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Official data from INPI

COMPOSIÇÃO DETERGENTE AMACIANTE DE TECIDOS, E, PROCESSO PARA A LAVAGEM DE TECIDOS

PublicadaInvention Patent

Application data

Number

PI8800255

Type

Invention Patent

Filing

01/25/1988

Publication

09/13/1988

Progress at the INPI

  1. Filing01/25/88
  2. Publication09/13/88
  3. Examination10/16/90
  4. Allowance11/03/93
  5. Grant05/31/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 09/13/1988. 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. F. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8701962 · 01/29/1987

GB

8723511 · 10/07/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/13/1988

RPI 934

Pedido de patente depositado

#2.1

05/03/1988

RPI 915

Carta-patente expirada

#21.1

Patente extinta em 25/01/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

11/03/1993

RPI 1196

Exigência - art. 36 da LPI

#6.1

08/11/1992

RPI 1132

Solicitação de exame técnico

#4.1

10/16/1990

RPI 1037

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