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Official data from INPI

MÉTODO DE FORMAÇÃO DE UM TUBO TERMOPLÁSTICO DOTADO DE CABEÇA E TUBO TERMOPLÁSTICO DOTADO DE CABEÇA

Arquivada/ExtintaInvention Patent
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Application data

Number

PI9103919

Type

Invention Patent

Filing

09/09/1991

Publication

05/26/1992
View on INPI

Progress at the INPI

  1. Filing09/09/91
  2. Publication05/26/92
  3. Examination10/13/92
  4. Allowance06/13/00
  5. Grant10/03/00
  6. Expired06/11/13

The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Courtaulds Packaging Inc

US

Inventors

G. H. (pessoa física)

US

J. R. (pessoa física)

US

Technical data

IPC Classification

B29C 47/00B29C 57/10

Priority claims

US

07/581.460 · 09/12/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinte em 09/09/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

10/03/2000

RPI 1552

Deferimento

#9.1

06/13/2000

RPI 1536

Exigência - art. 36 da LPI

#6.1

12/07/1999

RPI 1509

Exigência - art. 36 da LPI

#6.1

10/06/1998

RPI 1450

Solicitação de exame técnico

#4.1

10/13/1992

RPI 1141

Publicação do pedido de patente

#3.1

05/26/1992

RPI 1121

Pedido de patente depositado

#2.1

10/22/1991

RPI 1090

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