Concessão da patente
#16.1
06/28/1988
RPI 923
Application data
Number
PI8306061Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
T. E. (pessoa física)
SE
Inventors
L. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/28/1988
RPI 923
#13.1
02/09/1988
RPI 903
#9.1
10/13/1987
RPI 886
#6.1
03/24/1987
RPI 857
#4.1
09/17/1985
RPI 778
#1.3
01/17/1984
RPI 691
#21.1
Patente extinta em 21/02/98
07/01/2008
RPI 1956
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