Publicação do pedido de patente
#3.1
10/10/1989
RPI 990
Application data
Number
PI8900595Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Minnesota Mining And Manufacturing Company
US
Inventors
D. R. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/10/1989
RPI 990
#2.1
03/28/1989
RPI 962
#21.1
Patente extinta em 10/02/2004
12/15/2009
RPI 2032
#16.1
11/28/1995
RPI 1304
#13.1
10/24/1995
RPI 1299
#9.1
06/13/1995
RPI 1280
#6.1
12/27/1994
RPI 1256
#4.1
11/19/1991
RPI 1094
From the same holder
Same category
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