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Official data from INPI

DISPOSITIVO PARA PRODUZIR EMBALAGENS CHEIAS DE LIQUIDOS

Em AnáliseInvention Patent

Application data

Number

PI8007360

Type

Invention Patent

Filing

11/15/1979

Publication

-

Progress at the INPI

  1. Filing11/15/79
  2. Publication
  3. Examination10/20/81
  4. Allowance05/22/84
  5. Grant11/27/84
  6. Expired12/26/95

The letters patent expired on 12/26/1995: 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tetra Pak Developpement S.A.

CH

Inventors

R. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

09/29/1987

RPI 884

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/22/1984

RPI 709

Exigência - art. 36 da LPI

#6.1

11/16/1983

RPI 682

Solicitação de exame técnico

#4.1

10/20/1981

RPI 574

Carta-patente expirada

#21.1

12/26/1995

RPI 1308

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