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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE PERFLUOROPOLIÉSTERES PEROXÍDICOS.

Arquivada/ExtintaInvention PatentPCT · EP1990000641

Application data

Number

PI9007111

Type

Invention Patent

Filing

04/20/1990

Publication

12/17/1991

PCT

EP1990000641

Progress at the INPI

  1. Filing04/20/90
  2. Publication12/17/91
  3. Examination04/13/93
  4. Allowance03/09/99
  5. Grant08/24/99
  6. Expired01/08/13

The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ausimont S.r.l.

IT

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Inventors

A. M. (pessoa física)

IT

D. S. (pessoa física)

IT

G. M. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

20207 A/89 · 04/20/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 20/04/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

08/24/1999

RPI 1494

Deferimento

#9.1

De acordo com o artigo 229 da LPI nº9279 de 14/05/96.

03/09/1999

RPI 1470

Exigência - art. 36 da LPI

#6.1

08/11/1998

RPI 1442

Solicitação de exame técnico

#4.1

04/13/1993

RPI 1167

Notificação de entrada na fase nacional - PCT

#1.3

12/17/1991

RPI 1098

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