22.2
02/09/1988
RPI 903
The patent was granted on 08/30/1983 and is in force until 10/24/1999. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:10/24/1999
Latest action published by the INPI: 02/09/1988. We update with every new RPI gazette, published weekly.
Applicants
Telecomunicações Brasileiras S/A-Telebrás
SP, BR
Inventors
F. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
02/09/1988
RPI 903
08/04/1987
RPI 876
#18.2
08/26/1986
RPI 827
#16.1
08/30/1983
RPI 671
#13.1
05/10/1983
RPI 655
#9.1
11/30/1982
RPI 632
#6.1
05/04/1982
RPI 602
From the same holder
Same category
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