Concessão da patente
#16.1
02/28/1989
RPI 958
Application data
Number
PI8404299Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants
D. B. (pessoa física)
RS, BR
Inventors
B. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1989
RPI 958
#13.1
09/06/1988
RPI 933
#9.1
05/10/1988
RPI 916
#6.1
08/11/1987
RPI 877
#4.1
11/18/1986
RPI 839
#3.1
04/01/1986
RPI 806
#2.1
10/08/1985
RPI 781
#21.1
Patente extinta em 22/08/99
07/08/2008
RPI 1957
From the same holder
Same category
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