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Official data from INPI

INVERSOR TX-2.

PublicadaInvention Patent
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Application data

Number

PI8703521

Type

Invention Patent

Filing

06/18/1987

Publication

01/24/1989
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Progress at the INPI

Under appeal
  1. Filing06/18/87
  2. Publication01/24/89
  3. Examination10/16/90
  4. Refused03/09/93
  5. Grant
  6. In force

The application was refused by the INPI on 03/09/1993. The invention was never patented.

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Latest action published by the INPI: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

O. W. (pessoa física)

RS, BR

Inventors

O. W. (pessoa física)

BR

Technical data

IPC Classification

H04M 15/30

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/24/1989

RPI 953

Pedido de patente depositado

#2.1

12/13/1988

RPI 947

Pedido de patente depositado

#2.1

10/06/1987

RPI 885

Indeferimento

#9.2

03/09/1993

RPI 1162

Conhecimento de parecer técnico

#7.1

04/21/1992

RPI 1116

Solicitação de exame técnico

#4.1

10/16/1990

RPI 1037

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