Concessão da patente
#16.1
06/06/1989
RPI 972
Application data
Number
PI8602020Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 06/06/1989. We update with every new RPI gazette, published weekly.
Applicants
L. B. (pessoa física)
Inventors
B. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/06/1989
RPI 972
#15.11
01/10/1989
RPI 951
#13.1
10/25/1988
RPI 940
#15.11
09/27/1988
RPI 936
#15.11
08/02/1988
RPI 928
#9.1
06/21/1988
RPI 922
#4.1
03/17/1987
RPI 856
#3.2
01/21/1987
RPI 848
#2.1
11/25/1986
RPI 840
#21.1
Patente extinta em 06/05/2001
08/19/2008
RPI 1963
Same category
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