Carta-patente expirada
#21.1
Patente extinta em 13/07/2005
05/25/2010
RPI 2055
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Official data from INPI
MOTOR COM COMUTAÇÃO ELETRÔNICA PARA ASPIRADORES DE PÓ
Arquivada/ExtintaInvention Patent
Application data
Number
PI9003362Type
Invention Patent
Filing
07/13/1990
Publication
08/27/1991
Progress at the INPI
- Filing07/13/90
- Publication08/27/91
- Examination05/12/92
- Allowance05/14/96
- Grant04/29/97
- Expired05/25/10
The letters patent expired on 05/25/2010: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/25/2010. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Wap Reinigungssysteme GmbH & Co
DE
Inventors
R. O. (pessoa física)
DE
Technical data
IPC Classification
Priority claims
DE
P 39 23 267.0 · 07/14/1989
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
04/29/1997
RPI 1378
Deferimento
#9.1
05/14/1996
RPI 1328
Solicitação de exame técnico
#4.1
05/12/1992
RPI 1119
Publicação do pedido de patente
#3.1
08/27/1991
RPI 1082
Pedido de patente depositado
#2.1
01/15/1991
RPI 1050
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