Republicação - classificação IPC
#15.11
04/17/1984
RPI 704
The letters patent expired on 07/27/1993: 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: 04/17/1984. We update with every new RPI gazette, published weekly.
Applicants
LUBRIZOL CORP
Inventors
F. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
04/17/1984
RPI 704
#16.1
03/27/1984
RPI 701
#15.11
01/10/1984
RPI 690
#13.1
12/20/1983
RPI 687
#9.1
08/30/1983
RPI 671
#6.1
02/08/1983
RPI 642
#21.1
07/27/1993
RPI 1182
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.