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Official data from INPI

PROCESSO DE FABRICAÇÃO DE PAPEL METALIZADO

Em AnáliseInvention Patent

Application data

Number

PI8901232

Type

Invention Patent

Filing

03/17/1989

Publication

07/25/1989

Progress at the INPI

  1. Filing03/17/89
  2. Publication07/25/89
  3. Examination08/08/89
  4. Allowance03/26/96
  5. Grant08/26/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 08/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. G. (pessoa física)

SP, BR

Inventors

F. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/08/1989

RPI 981

Publicação antecipada

#3.2

07/25/1989

RPI 979

Pedido de patente depositado

#2.1

05/09/1989

RPI 968

Carta-patente expirada

#21.1

Patente extinta em 17/03/2009

05/21/2013

RPI 2211

Concessão da patente

#16.1

08/26/1997

RPI 1395

Notificação para pagamento de retribuição

#13.1

02/04/1997

RPI 1366

Republicação - classificação IPC

#15.11

03/26/1996

RPI 1321

Deferimento

#9.1

03/26/1996

RPI 1321

Exigência - art. 36 da LPI

#6.1

08/16/1994

RPI 1237

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