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Official data from INPI

APERFEICOAMENTOS EM MAQUINAS AUTOMATICAS DE EMBALAGEM DE LIQUIDOS EM SAQUINHOS PLASTICOS

Em AnáliseInvention Patent

Application data

Number

PI7700150

Type

Invention Patent

Filing

01/11/1977

Publication

-

Progress at the INPI

  1. Filing01/11/77
  2. Publication
  3. Examination
  4. Allowance02/09/82
  5. Grant10/26/82
  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: 12/04/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. A. (pessoa física)

Inventors

D. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

10/26/1982

RPI 627

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

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