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Official data from INPI

COMPOSICAO DETERGENTE LIQUIDA,ENZIMATICA,AQUOSA

ConcedidaInvention Patent

Application data

Number

PI7707290

Type

Invention Patent

Filing

11/01/1976

Publication

-

Progress at the INPI

  1. Filing11/01/76
  2. Publication
  3. Examination
  4. Allowance11/03/87
  5. Grant05/31/88
  6. Expired09/21/93

The letters patent expired on 09/21/1993: 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNILEVER NV

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Inventors

A. G. (pessoa física)

H. J. (pessoa física)

K. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

11/03/1987

RPI 889

Exigência - art. 36 da LPI

#6.1

03/10/1987

RPI 855

Conhecimento de parecer técnico

#7.1

04/12/1983

RPI 651

Exigência - art. 36 da LPI

#6.1

06/01/1982

RPI 606

Carta-patente expirada

#21.1

09/21/1993

RPI 1190

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