Concessão da patente
#16.1
06/14/1988
RPI 921
Application data
Number
PI8207726Type
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: 06/14/1988. We update with every new RPI gazette, published weekly.
Applicants
M. P. (pessoa física)
US
Inventors
M. [. (pessoa física)
P. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/14/1988
RPI 921
#13.1
11/10/1987
RPI 890
#9.1
07/14/1987
RPI 873
#6.1
10/15/1985
RPI 782
#4.1
01/15/1985
RPI 743
#1.3
05/10/1983
RPI 655
#21.1
Patente extinta em 21/05/97
07/01/2008
RPI 1956
Same category
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