Pedido de licença compulsória
#20.1
10/31/1989
RPI 993
Application data
Number
PI8006911Type
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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
N. A. (pessoa física)
IT
N. A. (pessoa física)
IT
Inventors
B. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
10/31/1989
RPI 993
#16.1
08/27/1985
RPI 775
#13.1
07/30/1985
RPI 771
#9.1
04/09/1985
RPI 755
#4.1
08/28/1984
RPI 723
#3.1
07/06/1982
RPI 611
#21.1
11/14/1995
RPI 1302
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.