Concessão da patente
#16.1
10/25/1988
RPI 940
Application data
Number
PI8305747Type
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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
T. E. (pessoa física)
SP, BR
Inventors
B. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1988
RPI 940
#13.1
09/06/1988
RPI 933
#9.1
05/10/1988
RPI 916
#6.1
12/16/1986
RPI 843
#4.1
10/29/1985
RPI 784
#1.3
01/10/1984
RPI 690
#21.1
Patente extinta em 26/01/98
07/01/2008
RPI 1956
From the same holder
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