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Official data from INPI

Anodo para processos de galvanizacão a alta velocidade

Em AnáliseInvention Patent

Application data

Number

PI8706876

Type

Invention Patent

Filing

12/17/1987

Publication

07/26/1988

Progress at the INPI

  1. Filing12/17/87
  2. Publication07/26/88
  3. Examination06/06/89
  4. Allowance11/15/94
  5. Grant06/27/95
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 06/06/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

De Nora Permelec S.p.A

IT

De Nora S.p.A

IT

Parmelec Spa

IT

See this company's full portfolio

Inventors

C. T. (pessoa física)

IT

R. S. (pessoa física)

IT

T. L. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

22776 A/86 · 12/19/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/06/1989

RPI 972

14.4

02/21/1989

RPI 957

14.1

02/14/1989

RPI 956

Publicação do pedido de patente

#3.1

07/26/1988

RPI 927

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Carta-patente expirada

#21.1

Patente extinta em 17/12/2002

07/29/2008

RPI 1960

Alteração de nome deferida

#25.4

Alterado de: De Nora Parmelec S.P.A.

11/03/1998

RPI 1452

Concessão da patente

#16.1

06/27/1995

RPI 1282

Notificação para pagamento de retribuição

#13.1

03/21/1995

RPI 1268

Deferimento

#9.1

11/15/1994

RPI 1250

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