Carta-patente expirada
#21.1
Patente extinta em 06/03/2005
06/15/2010
RPI 2058
Application data
Number
PI9007211Type
Filing
Publication
PCT
US1990001215 The letters patent expired on 06/15/2010: 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: 06/15/2010. We update with every new RPI gazette, published weekly.
Applicants
Aluminum Company Of America
US
Inventors
J. K. (pessoa física)
US
R. L. (pessoa física)
US
V. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 06/03/2005
06/15/2010
RPI 2058
#16.1
06/27/1995
RPI 1282
#13.1
03/07/1995
RPI 1266
#9.1
11/01/1994
RPI 1248
#6.1
05/03/1994
RPI 1222
#4.1
04/07/1992
RPI 1114
#1.3
12/10/1991
RPI 1097
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