Concessão da patente
#16.1
12/26/1984
RPI 740
Application data
Number
PI8005637Type
Filing
Publication
The letters patent expired on 11/07/1995: 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: 12/26/1984. We update with every new RPI gazette, published weekly.
Applicants
Telecomunicações Brasileiras S/A - Telebrás
SP, BR
Inventors
F. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/26/1984
RPI 740
#13.1
10/02/1984
RPI 728
#9.1
06/12/1984
RPI 712
#15.11
02/21/1984
RPI 696
#6.1
01/03/1984
RPI 689
#4.1
10/26/1982
RPI 627
#4.2
07/27/1982
RPI 614
#3.1
05/04/1982
RPI 602
#21.1
11/07/1995
RPI 1301
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Same category
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