14.4
08/02/1988
RPI 928
Application data
Number
PI8604829Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 08/02/1988. We update with every new RPI gazette, published weekly.
Applicants
R. C. (pessoa física)
DE
Inventors
H. G. (pessoa física)
DE
H. M. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 35 35 713.4 · 10/05/1985
Publications in the Brazilian Industrial Property Gazette (RPI).
08/02/1988
RPI 928
#4.1
10/20/1987
RPI 887
#3.1
07/07/1987
RPI 872
#2.1
04/07/1987
RPI 859
#21.1
Patente extinta em 03/10/2001
07/22/2008
RPI 1959
#20.1
05/11/1993
RPI 1171
05/04/1993
RPI 1170
04/27/1993
RPI 1169
#16.1
02/04/1992
RPI 1105
#15.11
11/19/1991
RPI 1094
#13.1
10/22/1991
RPI 1090
#9.1
06/25/1991
RPI 1073
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.