Pedido de patente depositado
#2.1
07/04/1989
RPI 976
Application data
Number
PI8902319Type
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
H. I. (pessoa física)
US
Inventors
G. N. (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
01/31/1995
RPI 1261
#13.1
11/01/1994
RPI 1248
#9.1
06/28/1994
RPI 1230
#4.1
11/20/1990
RPI 1042
#3.1
01/09/1990
RPI 1001
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