(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

COMPOSICAO E ADITIVO DETERGENTE E PROCESSO PARA FORMAR TAL COMPOSICAO

Em AnáliseInvention Patent

Application data

Number

PI7700399

Type

Invention Patent

Filing

01/23/1976

Publication

-

Progress at the INPI

  1. Filing01/23/76
  2. Publication
  3. Examination
  4. Allowance02/09/82
  5. Grant
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 06/08/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNILEVER NV

See this company's full portfolio

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

06/08/1982

RPI 607

Deferimento

#9.1

02/09/1982

RPI 590

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.