Pedido de patente depositado
#2.1
11/28/1989
RPI 997
Application data
Number
PI8903854Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
C. C. (pessoa física)
US
Inventors
H. J. (pessoa física)
US
S. E. (pessoa física)
US
W. L. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/28/1989
RPI 997
#21.1
Patente extinta em 01/08/2004
12/22/2009
RPI 2033
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07/27/1993
RPI 1182
#13.1
04/20/1993
RPI 1168
#9.1
12/01/1992
RPI 1148
#6.1
04/21/1992
RPI 1116
#4.1
11/27/1990
RPI 1043
#3.1
03/20/1990
RPI 1010
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