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Official data from INPI

ARRANJO EM RECIPIENTES PULVERIZADORES DE LÍQUIDOS.

Em AnáliseInvention Patent

Application data

Number

PI7703117

Type

Invention Patent

Filing

05/13/1977

Publication

-

Progress at the INPI

  1. Filing05/13/77
  2. Publication
  3. Examination
  4. Allowance05/18/82
  5. Grant11/30/82
  6. Expired07/06/93

The letters patent expired on 07/06/1993: 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: 02/18/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AB Malte Sandgren

Inventors

O. S. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

02/18/1986

RPI 800

Concessão da patente

#16.1

11/30/1982

RPI 632

Notificação para pagamento de retribuição

#13.1

09/08/1982

RPI 620

Deferimento

#9.1

05/18/1982

RPI 604

Carta-patente expirada

#21.1

07/06/1993

RPI 1179

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