Publicação do pedido de patente
#3.1
03/28/1989
RPI 962
Application data
Number
PI8706719Type
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: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
T. I. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
03/28/1989
RPI 962
#2.1
03/29/1988
RPI 910
#21.1
Patente extinta em 29/06/2009
12/11/2012
RPI 2188
#16.1
06/29/1999
RPI 1486
#9.1
10/27/1998
RPI 1451
#6.1
02/22/1994
RPI 1212
#4.1
07/09/1991
RPI 1075
From the same holder
Same category
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