Pedido de patente depositado
#2.1
05/09/1989
RPI 968
Application data
Number
PI8901450Type
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: 05/09/1989. We update with every new RPI gazette, published weekly.
Applicants
SPS Technologies, Inc
US
Inventors
I. K. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
05/09/1989
RPI 968
#21.1
Patente extinta em 29/03/2004
12/15/2009
RPI 2032
#16.1
05/30/1995
RPI 1278
#13.1
02/21/1995
RPI 1264
#9.1
10/11/1994
RPI 1245
#6.1
04/26/1994
RPI 1221
#4.1
06/18/1991
RPI 1072
#3.1
10/23/1990
RPI 1038
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Same category
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