Publicação do pedido de patente
#3.1
11/21/1989
RPI 996
Application data
Number
PI8901692Type
Filing
Publication
The letters patent expired on 05/21/2013: 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: 11/21/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
R. P. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/21/1989
RPI 996
#2.1
05/23/1989
RPI 970
#21.1
Patente extinta em 10/04/2009
05/21/2013
RPI 2211
#16.1
08/26/1997
RPI 1395
#9.1
11/12/1996
RPI 1354
#6.1
02/21/1996
RPI 1316
#6.1
01/25/1994
RPI 1208
#4.1
02/11/1992
RPI 1106
From the same holder
Same category
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