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Official data from INPI

COMPOSIÇÕES DE ALVEJAMENTO COM CLORO, ESPESSADA, LIQUIDA.

ConcedidaInvention Patent

Application data

Number

PI8007891

Type

Invention Patent

Filing

12/02/1980

Publication

-

Progress at the INPI

  1. Filing12/02/80
  2. Publication
  3. Examination08/03/82
  4. Allowance09/01/87
  5. Grant04/26/88
  6. Terminated03/12/96

The patent was granted on 04/26/1988 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

Unilever N.V.

NL

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Inventors

S. U. (pessoa física)

Technical data

IPC Classification

Priority claims

NL

7908798 · 12/05/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

12/29/1987

RPI 897

Deferimento

#9.1

09/01/1987

RPI 880

Conhecimento de parecer técnico

#7.1

07/05/1983

RPI 663

Solicitação de exame técnico

#4.1

08/03/1982

RPI 615

21.5

04/09/1996

RPI 1323

Carta-patente expirada

#21.1

03/12/1996

RPI 1319

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