Pedido de patente depositado
#2.1
07/04/1989
RPI 976
Application data
Number
PI8902320Type
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: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
T. C. (pessoa física)
US
Inventors
B. H. (pessoa física)
US
F. J. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/04/1989
RPI 976
#21.1
Patente extinta em 18/05/2004
12/22/2009
RPI 2033
#16.1
06/27/1995
RPI 1282
#13.1
03/28/1995
RPI 1269
#9.1
11/22/1994
RPI 1251
#6.1
07/05/1994
RPI 1231
#4.1
09/10/1991
RPI 1084
#3.1
11/13/1990
RPI 1041
Same category
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