Carta-patente expirada
#21.1
Patente extinta em 25/07/2011
06/04/2013
RPI 2213
Application data
Number
PI9103185Type
Filing
Publication
The letters patent expired on 06/04/2013: 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: 06/04/2013. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
P. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 25/07/2011
06/04/2013
RPI 2213
#16.1
09/29/1998
RPI 1449
#9.1
09/23/1997
RPI 1399
#4.1
01/05/1993
RPI 1153
#3.1
02/11/1992
RPI 1106
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Same category
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