(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

COMPOSIÇÃO DETERGENTE LÍQUIDA ISOTRÓPICA

Em AnáliseInvention Patent

Application data

Number

PI8602862

Type

Invention Patent

Filing

06/20/1986

Publication

02/10/1987

Progress at the INPI

  1. Filing06/20/86
  2. Publication02/10/87
  3. Examination09/29/87
  4. Allowance01/18/94
  5. Grant06/28/94
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

C. L. (pessoa física)

GB

F. L. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8515721 · 06/21/1985

GB

8524602 · 10/04/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/29/1987

RPI 884

Publicação do pedido de patente

#3.1

02/10/1987

RPI 851

Pedido de patente depositado

#2.1

12/16/1986

RPI 843

Carta-patente expirada

#21.1

Patente extinta em 20/06/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Exigência - art. 36 da LPI

#6.1

08/11/1992

RPI 1132

Exigência - art. 36 da LPI

#6.1

11/19/1991

RPI 1094

6.2

01/02/1990

RPI 1000

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.