Carta-patente expirada
#21.1
Patente extinta em 31/03/2009
12/18/2012
RPI 2189
Application data
Number
PI8907413Type
Filing
Publication
PCT
US1989001365 The letters patent expired on 12/18/2012: 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: 12/18/2012. We update with every new RPI gazette, published weekly.
Applicants
Duracell Inc.
US
Duracell International Inc
US
The Gillette Company
US
Inventors
B. W. (pessoa física)
GB
J. P. (pessoa física)
GB
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 31/03/2009
12/18/2012
RPI 2189
#25.1
Transferido de: Duracell Inc.
03/09/2011
RPI 2096
#25.4
Alterado de: Duracell International Inc.
09/23/2008
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12/29/1998
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08/18/1998
RPI 1443
#6.1
01/06/1998
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02/11/1992
RPI 1106
#1.3
04/02/1991
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