Concessão da patente
#16.1
10/29/1985
RPI 784
The letters patent expired on 11/15/1994: 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: 10/29/1985. We update with every new RPI gazette, published weekly.
Applicants
W. R. (pessoa física)
SP, BR
Inventors
R. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1985
RPI 784
#13.1
08/06/1985
RPI 772
#9.1
04/16/1985
RPI 756
07/10/1984
RPI 716
#4.1
06/26/1984
RPI 714
#3.1
01/03/1984
RPI 689
#3.2
01/03/1984
RPI 689
#2.1
07/13/1982
RPI 612
#21.1
11/15/1994
RPI 1250
From the same holder
Same category
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