Exigência - art. 36 da LPI
#6.1
08/08/1989
RPI 981
Application data
Number
PI8507170Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 08/08/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
J. J. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
08/08/1989
RPI 981
#4.1
07/05/1988
RPI 924
#1.3
07/14/1987
RPI 873
#21.1
Patente extinta em 27/12/2000
07/15/2008
RPI 1958
#16.1
02/18/1992
RPI 1107
#13.1
10/29/1991
RPI 1091
#9.1
07/02/1991
RPI 1074
#6.1
01/22/1991
RPI 1051
From the same holder
Same category
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