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Official data from INPI

COMPOSIÇÃO DETERGENTE LIQUIDA, AQUOSA, A BASE DE SABÃO, E PROCESSO PARA SUA PREPARAÇÃO.

ConcedidaInvention Patent

Application data

Number

PI8103897

Type

Invention Patent

Filing

06/19/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing06/19/81
  2. Publication03/09/82
  3. Examination03/13/84
  4. Allowance12/29/87
  5. Grant06/28/88
  6. Terminated02/04/92

The patent was granted on 06/28/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

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Inventors

B. H. (pessoa física)

H. S. (pessoa física)

V. J. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8020159 · 06/20/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Conhecimento de parecer técnico

#7.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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