Notificação de entrada na fase nacional - PCT
#1.3
10/31/1989
RPI 993
Application data
Number
PI8807048Type
Filing
Publication
PCT
JP1988000459 The letters patent expired on 09/02/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Otis Elevator Company
US
Inventors
M. I. (pessoa física)
JP
Y. K. (pessoa física)
JP
Publications in the Brazilian Industrial Property Gazette (RPI).
#1.3
10/31/1989
RPI 993
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era H02P 7/62.
03/20/2018
RPI 2463
#21.1
Patente extinta em 13/05/2003
09/02/2008
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#16.1
10/25/1994
RPI 1247
#13.1
08/02/1994
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#9.1
04/05/1994
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