Concessão da patente
#16.1
04/24/1984
RPI 705
Application data
Number
PI8006888Type
Filing
Publication
The letters patent expired on 11/14/1995: 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: 04/24/1984. We update with every new RPI gazette, published weekly.
Applicants
Telecomunicações Brasileiras S/A - Telebrás
SP, BR
Inventors
B. C. (pessoa física)
M. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/24/1984
RPI 705
#13.1
02/14/1984
RPI 695
#9.1
11/01/1983
RPI 680
#6.1
05/03/1983
RPI 654
#4.1
09/21/1982
RPI 622
#3.1
07/06/1982
RPI 611
#21.1
11/14/1995
RPI 1302
From the same holder
Same category
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