Concessão da patente
#16.1
02/04/1986
RPI 798
Application data
Number
PI8107210Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 02/04/1986. We update with every new RPI gazette, published weekly.
Applicants
MINNESOTA MINING & MFG [US]
Inventors
P. P. (pessoa física)
T. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/04/1986
RPI 798
#13.1
11/26/1985
RPI 788
#9.1
07/30/1985
RPI 771
#6.1
01/29/1985
RPI 745
#4.1
08/14/1984
RPI 721
#3.1
07/27/1982
RPI 614
#2.1
12/22/1981
RPI 583
#21.1
Patente extinta em 06/11/96
08/19/2008
RPI 1963
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.