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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE VANÁDIO ARENOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002122

Type

Invention Patent

Filing

05/03/1990

Publication

08/13/1991

Progress at the INPI

  1. Filing05/03/90
  2. Publication08/13/91
  3. Examination10/22/91
  4. Allowance04/14/98
  5. Grant02/23/99
  6. Expired01/15/13

The letters patent expired on 01/15/2013: 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: 01/15/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Enichem Anic S.p.A.

IT

Inventors

A. M. (pessoa física)

IT

F. C. (pessoa física)

IT

F. M. (pessoa física)

IT

G. P. (pessoa física)

IT

R. I. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

20522 A/89 · 05/16/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 03/05/2010

01/15/2013

RPI 2193

Concessão da patente

#16.1

02/23/1999

RPI 1468

Deferimento

#9.1

04/14/1998

RPI 1425

Solicitação de exame técnico

#4.1

10/22/1991

RPI 1090

Publicação do pedido de patente

#3.1

08/13/1991

RPI 1080

Pedido de patente depositado

#2.1

09/18/1990

RPI 1033

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