Publicação do pedido de patente
#3.1
08/29/1989
RPI 984
Application data
Number
PI8806957Type
Filing
Publication
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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
S. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/29/1989
RPI 984
#2.1
04/25/1989
RPI 966
#21.1
Patente extinta em 29/12/2008
12/18/2012
RPI 2189
#16.1
10/28/1997
RPI 1404
#13.1
09/23/1997
RPI 1399
#9.1
03/04/1997
RPI 1370
#6.1
02/27/1996
RPI 1317
#4.1
09/17/1991
RPI 1085
From the same holder
Same category
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