Carta-patente expirada
#21.1
Patente extinta em 11/04/2006
06/22/2010
RPI 2059
Application data
Number
PI9101472Type
Filing
Publication
The letters patent expired on 06/22/2010: 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: 06/22/2010. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Minnesota Mining And Manufacturing Company
US
Inventors
R. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 11/04/2006
06/22/2010
RPI 2059
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09/12/1995
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03/14/1995
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12/07/1993
RPI 1201
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11/26/1991
RPI 1095
#2.1
10/08/1991
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