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Official data from INPI

MÉTODO E APARELHO PARA DEIXAR ESCAPAR AR NUMA INSTALAÇÃO PARA ENCHER RECIPIENTES

Arquivada/ExtintaInvention Patent
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Application data

Number

PI8905548

Type

Invention Patent

Filing

10/31/1989

Publication

05/29/1990
View on INPI

Progress at the INPI

  1. Filing10/31/89
  2. Publication05/29/90
  3. Examination04/07/92
  4. Allowance09/01/98
  5. Grant12/29/98
  6. Expired12/26/12

The letters patent expired on 12/26/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tetra Laval Holdings & Finance S.A.

CH

Tetra Pak Holdings & Finance S.A.

CH

See this company's full portfolio

Inventors

G. H. (pessoa física)

SE

T. L. (pessoa física)

SE

Technical data

IPC Classification

B65B 3/12B65B 3/18

Priority claims

DE

P 38 37 097.2 · 11/01/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 31/10/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

09/01/1998

RPI 1445

14.4

07/05/1994

RPI 1231

15.5

03/15/1994

RPI 1215

Exigência - art. 36 da LPI

#6.1

10/26/1993

RPI 1195

14.4

04/20/1993

RPI 1168

14.7

04/20/1993

RPI 1168

Solicitação de exame técnico

#4.1

04/07/1992

RPI 1114

Publicação do pedido de patente

#3.1

05/29/1990

RPI 1020

Pedido de patente depositado

#2.1

03/01/1990

RPI 1007

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