102
10/31/1989
RPI 993
The letters patent expired on 06/06/1995: 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
B. A. (pessoa física)
DE
Inventors
D. F. (pessoa física)
DE
D. E. (pessoa física)
DE
D. S. (pessoa física)
DE
D. M. (pessoa física)
DE
D. H. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 29 14 003.2 · 04/06/1979
DE
P 30 04 326.6 · 02/06/1980
Publications in the Brazilian Industrial Property Gazette (RPI).
10/31/1989
RPI 993
#12.3
06/25/1985
RPI 766
03/12/1985
RPI 751
#6.1
09/25/1984
RPI 727
#6.1
01/24/1984
RPI 692
#4.1
02/08/1983
RPI 642
#21.1
06/06/1995
RPI 1279
#16.1
08/28/1990
RPI 1030
#13.1
06/26/1990
RPI 1024
#9.1
03/06/1990
RPI 1008
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.