Publicação do pedido de patente
#3.1
08/22/1989
RPI 983
Application data
Number
PI8806609Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 08/22/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
R. S. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/22/1989
RPI 983
#2.1
04/18/1989
RPI 965
#21.1
Patente extinta em 14/12/2003
09/02/2008
RPI 1965
#16.1
10/25/1994
RPI 1247
#13.1
06/14/1994
RPI 1228
#9.1
03/01/1994
RPI 1213
#4.1
10/01/1991
RPI 1087
From the same holder
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