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Official data from INPI

COMPOSIÇÃO DETERGENTE

Em AnáliseInvention Patent

Application data

Number

PI8705681

Type

Invention Patent

Filing

10/23/1987

Publication

05/31/1988

Progress at the INPI

  1. Filing10/23/87
  2. Publication05/31/88
  3. Examination10/31/89
  4. Allowance06/27/95
  5. Grant01/30/96
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

A. C. (pessoa física)

GB

A. R. (pessoa física)

GB

G. C. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8625475 · 10/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/31/1989

RPI 993

Publicação do pedido de patente

#3.1

05/31/1988

RPI 919

Pedido de patente depositado

#2.1

01/05/1988

RPI 898

Carta-patente expirada

#21.1

Patente extinta em 23/10/2002

07/29/2008

RPI 1960

Republicação - classificação IPC

#15.11

02/18/1997

RPI 1368

Concessão da patente

#16.1

01/30/1996

RPI 1313

Notificação para pagamento de retribuição

#13.1

11/07/1995

RPI 1301

Deferimento

#9.1

06/27/1995

RPI 1282

Exigência - art. 36 da LPI

#6.1

07/13/1993

RPI 1180

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