Republicação - classificação IPC
#15.11
04/24/1984
RPI 705
The letters patent expired on 12/07/1993: 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
E. B. (pessoa física)
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
04/24/1984
RPI 705
#16.1
04/24/1984
RPI 705
#15.11
04/17/1984
RPI 704
#13.1
02/14/1984
RPI 695
#15.11
01/10/1984
RPI 690
#9.1
11/01/1983
RPI 680
10/04/1983
RPI 676
#21.1
12/07/1993
RPI 1201
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.