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Official data from INPI

PROCESSO PARA PREPARAR COPOLÍMEROS FLUORADOS ELASTOMÉRICOS

Arquivada/ExtintaInvention Patent
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Application data

Number

PI9003298

Type

Invention Patent

Filing

07/10/1990

Publication

08/27/1991
View on INPI

Progress at the INPI

  1. Filing07/10/90
  2. Publication08/27/91
  3. Examination10/05/93
  4. Allowance06/22/99
  5. Grant12/28/99
  6. Expired01/22/13

The letters patent expired on 01/22/2013: 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: 01/22/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ausimont S.r.l.

IT

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Inventors

E. G. (pessoa física)

IT

G. B. (pessoa física)

IT

M. A. (pessoa física)

IT

V. A. (pessoa física)

IT

Technical data

IPC Classification

C08F 214/22C08F 214/26

Priority claims

IT

41004 A/89 · 07/10/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 10/07/2010

01/22/2013

RPI 2194

Concessão da patente

#16.1

12/28/1999

RPI 1512

Deferimento

#9.1

06/22/1999

RPI 1485

Exigência - art. 36 da LPI

#6.1

02/17/1999

RPI 1467

Exigência - art. 36 da LPI

#6.1

09/29/1998

RPI 1449

Solicitação de exame técnico

#4.1

10/05/1993

RPI 1192

Publicação do pedido de patente

#3.1

08/27/1991

RPI 1082

Pedido de patente depositado

#2.1

01/08/1991

RPI 1049

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