Concessão da patente
#16.1
10/01/1985
RPI 780
Application data
Number
PI8005488Type
Filing
Publication
The letters patent expired on 09/26/1995: 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: 10/01/1985. We update with every new RPI gazette, published weekly.
Applicants
Telecomunicações Brasileiras S/A - Telebrás
SP, BR
Inventors
A. M. (pessoa física)
D. E. (pessoa física)
I. C. (pessoa física)
Z. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/01/1985
RPI 780
#13.1
05/28/1985
RPI 762
#9.1
02/12/1985
RPI 747
#15.11
02/21/1984
RPI 696
#7.1
11/08/1983
RPI 681
#4.1
08/10/1982
RPI 616
#3.1
04/27/1982
RPI 601
#21.1
09/26/1995
RPI 1295
From the same holder
Same category
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