Concessão da patente
#16.1
11/27/1984
RPI 736
The letters patent expired on 12/14/1993: 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: 11/27/1984. We update with every new RPI gazette, published weekly.
Applicants
MINNESOTA MINING & MFG
Inventors
F. B. (pessoa física)
T. C. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/27/1984
RPI 736
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09/04/1984
RPI 724
#9.1
05/22/1984
RPI 709
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04/17/1984
RPI 704
#15.11
02/07/1984
RPI 694
#6.1
12/27/1983
RPI 688
#7.1
01/25/1983
RPI 640
01/12/1982
RPI 586
#21.1
12/14/1993
RPI 1202
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