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Official data from INPI

PROCESSO DE FABRICAÇÃO DE REDE RESISTIVA E A RESPECTIVA REDE RESULTANTE

Em AnáliseInvention Patent

Application data

Number

PI8503746

Type

Invention Patent

Filing

08/05/1985

Publication

07/29/1986

Progress at the INPI

  1. Filing08/05/85
  2. Publication07/29/86
  3. Examination10/14/86
  4. Allowance02/13/91
  5. Grant09/24/91
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 06/20/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Carambella Eletrônica Ltda.

SP, BR

Inventors

J. G. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

06/20/1989

RPI 974

Solicitação de exame técnico

#4.1

10/14/1986

RPI 834

Publicação antecipada

#3.2

07/29/1986

RPI 823

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

Carta-patente expirada

#21.1

Patente extinta em 05/08/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

09/24/1991

RPI 1086

Republicação - classificação IPC

#15.11

07/16/1991

RPI 1076

Notificação para pagamento de retribuição

#13.1

05/28/1991

RPI 1069

Deferimento

#9.1

02/13/1991

RPI 1054

14.1

09/11/1990

RPI 1032

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