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Official data from INPI

COMPOSIÇÃO DETERGENTE ENZIMÁTICA, CONTENDO ENZIMA LIPOLÍTICA

Em AnáliseInvention Patent

Application data

Number

PI8602691

Type

Invention Patent

Filing

06/10/1986

Publication

02/03/1987

Progress at the INPI

  1. Filing06/10/86
  2. Publication02/03/87
  3. Examination07/07/87
  4. Allowance08/08/95
  5. Grant03/26/96
  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: 07/07/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V.

NL

See this company's full portfolio

Inventors

D. T. (pessoa física)

GB

J. M. (pessoa física)

NL

T. S. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

GB

8514708 · 06/11/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/07/1987

RPI 872

Publicação do pedido de patente

#3.1

02/03/1987

RPI 850

Pedido de patente depositado

#2.1

12/16/1986

RPI 843

Carta-patente expirada

#21.1

Patente extinta em 10/06/2001

07/22/2008

RPI 1959

16.3

05/13/1997

RPI 1380

Concessão da patente

#16.1

03/26/1996

RPI 1321

Deferimento

#9.1

08/08/1995

RPI 1288

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Exigência - art. 36 da LPI

#6.1

01/02/1991

RPI 1048

6.2

01/02/1990

RPI 1000

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