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Official data from INPI

Aperfeiçoamento em esfero-móvel

Arquivada/ExtintaInvention Patent
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Application data

Number

PI9104443

Type

Invention Patent

Filing

10/14/1991

Publication

01/21/1992
View on INPI

Progress at the INPI

  1. Filing10/14/91
  2. Publication01/21/92
  3. Examination06/02/92
  4. Allowance06/03/97
  5. Grant07/28/98
  6. Expired06/11/13

The letters patent expired on 06/11/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. K. (pessoa física)

SP, BR

Inventors

M. K. (pessoa física)

BR

Technical data

IPC Classification

A63F 7/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/10/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

07/28/1998

RPI 1440

Deferimento

#9.1

06/03/1997

RPI 1383

Solicitação de exame técnico

#4.1

06/02/1992

RPI 1122

Pedido de patente depositado

#2.1

01/21/1992

RPI 1103

Publicação antecipada

#3.2

01/21/1992

RPI 1103

Pedido de patente depositado

#2.1

11/19/1991

RPI 1094

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