Publicação do pedido de patente
#3.1
11/14/1989
RPI 995
Application data
Number
PI8901464Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 11/14/1989. We update with every new RPI gazette, published weekly.
Applicants
Otis Elevator Company
US
Inventors
K. D. (pessoa física)
US
K. Y. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/14/1989
RPI 995
#2.1
05/09/1989
RPI 968
#21.1
Patente extinta em 29/03/2004
12/15/2009
RPI 2032
#16.1
12/27/1994
RPI 1256
#13.1
10/18/1994
RPI 1246
#9.1
06/14/1994
RPI 1228
#4.1
01/28/1992
RPI 1104
From the same holder
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