Concessão da patente
#16.1
03/25/1986
RPI 805
Application data
Number
PI8005168Type
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: 03/25/1986. We update with every new RPI gazette, published weekly.
Applicants
Telecomunicações Brasileiras S/A - Telebrás
SP, BR
Inventors
D. M. (pessoa física)
M. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/25/1986
RPI 805
#13.1
11/12/1985
RPI 786
#9.1
07/09/1985
RPI 768
07/02/1985
RPI 767
#12.3
02/20/1985
RPI 748
10/23/1984
RPI 731
#6.1
04/17/1984
RPI 704
#4.1
07/06/1982
RPI 611
#3.1
04/13/1982
RPI 599
#21.1
09/26/1995
RPI 1295
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Same category
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