16.3
07/29/1986
RPI 823
The letters patent expired on 07/13/1993: 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: 07/29/1986. We update with every new RPI gazette, published weekly.
Applicants
EBARA CORP
Inventors
U. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
07/29/1986
RPI 823
#16.1
04/29/1986
RPI 810
11/26/1985
RPI 788
08/23/1983
RPI 670
#12.2
12/22/1981
RPI 583
#21.1
07/13/1993
RPI 1180
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.