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Official data from INPI

XAMPU AQUOSO.

ConcedidaInvention Patent

Application data

Number

PI8001822

Type

Invention Patent

Filing

03/26/1980

Publication

-

Progress at the INPI

  1. Filing03/26/80
  2. Publication
  3. Examination01/18/83
  4. Allowance05/31/88
  5. Grant11/29/88
  6. Expired05/16/95

The letters patent expired on 05/16/1995: 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

See this company's full portfolio

Inventors

P. M. (pessoa física)

S. S. (pessoa física)

Technical data

Priority claims

GB

7910636 · 03/27/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

09/20/1988

RPI 935

Deferimento

#9.1

05/31/1988

RPI 919

Conhecimento de parecer técnico

#7.1

11/01/1983

RPI 680

Solicitação de exame técnico

#4.1

01/18/1983

RPI 639

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: A61K 7/06; A61Q 5/12.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

05/16/1995

RPI 1276

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