Concessão da patente
#16.1
03/28/1989
RPI 962
Application data
Number
PI8301948Type
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: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
S. Z. (pessoa física)
SP, BR
Inventors
Z. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/28/1989
RPI 962
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10/25/1988
RPI 940
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06/28/1988
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RPI 896
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08/18/1987
RPI 878
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RPI 774
#3.1
11/20/1984
RPI 735
#2.1
05/31/1983
RPI 658
#21.1
Patente extinta em 13/04/98
07/01/2008
RPI 1956
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Same category
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