Concessão da patente
#16.1
10/01/1985
RPI 780
Application data
Number
PI8204147Type
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: 10/01/1985. We update with every new RPI gazette, published weekly.
Applicants
Sulzer Brothers Limited
CH
Inventors
R. P. (pessoa física)
CH
IPC Classification
Priority claims
CH
4 924/81 · 07/30/1981
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/01/1985
RPI 780
#13.1
07/30/1985
RPI 771
#9.1
04/09/1985
RPI 755
#6.1
11/06/1984
RPI 733
#4.1
11/16/1983
RPI 682
#3.1
07/12/1983
RPI 664
#2.1
08/31/1982
RPI 619
#21.1
Patente extinta em 16/07/97
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.