Pedido de patente depositado
#2.1
07/11/1989
RPI 977
Application data
Number
PI8902483Type
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: 07/11/1989. We update with every new RPI gazette, published weekly.
Applicants
D. C. (pessoa física)
US
Inventors
J. L. (pessoa física)
US
R. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/11/1989
RPI 977
#21.1
Patente extinta em 31/05/2004
12/22/2009
RPI 2033
#16.1
01/31/1995
RPI 1261
#13.1
11/15/1994
RPI 1250
#9.1
07/19/1994
RPI 1233
#6.1
10/13/1993
RPI 1193
#4.1
05/12/1992
RPI 1119
#4.2
03/03/1992
RPI 1109
#3.1
01/23/1990
RPI 1003
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