Publicação do pedido de patente
#3.1
08/16/1988
RPI 930
Application data
Number
PI8707171Type
Filing
Publication
The letters patent expired on 12/11/2012: 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: 08/16/1988. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
C. M. (pessoa física)
US
F. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/16/1988
RPI 930
#2.1
04/12/1988
RPI 912
#21.1
Patente extinta em 27/10/2008
12/11/2012
RPI 2188
#16.1
10/27/1998
RPI 1451
#9.1
03/24/1998
RPI 1422
#6.1
12/12/1995
RPI 1306
#4.1
08/28/1990
RPI 1030
From the same holder
Same category
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