Concessão da patente
#16.1
06/27/1989
RPI 975
Application data
Number
PI8206185Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 06/27/1989. We update with every new RPI gazette, published weekly.
Applicants
H. A. (pessoa física)
DE
Inventors
K. F. (pessoa física)
M. F. (pessoa física)
IPC Classification
Priority claims
DE
P 31 42 035.4 · 10/23/1981
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/27/1989
RPI 975
#13.1
12/27/1988
RPI 949
#9.1
09/06/1988
RPI 933
#6.1
01/12/1988
RPI 899
#4.1
12/31/1985
RPI 793
#3.1
09/20/1983
RPI 674
#2.1
12/14/1982
RPI 634
#21.1
Patente extinta em 22/10/97
07/01/2008
RPI 1956
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.