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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8207412

Type

Invention Patent

Filing

12/21/1982

Publication

10/18/1983

Progress at the INPI

  1. Filing12/21/82
  2. Publication10/18/83
  3. Examination12/31/85
  4. Allowance07/14/87
  5. Grant12/29/87
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tetra Pak International Ab

SE

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Inventors

K. T. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

01/21/1987

RPI 848

Solicitação de exame técnico

#4.1

12/31/1985

RPI 793

Publicação do pedido de patente

#3.1

10/18/1983

RPI 678

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

Carta-patente expirada

#21.1

Patente extinta em 21/12/97

07/01/2008

RPI 1956

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