Publicação do pedido de patente
#3.1
12/05/1989
RPI 998
Application data
Number
PI8902043Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 12/05/1989. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Inventors
D. H. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/05/1989
RPI 998
#2.1
06/13/1989
RPI 973
#21.1
Patente extinta em 28/04/2004
12/22/2009
RPI 2033
#16.1
04/30/1996
RPI 1326
#9.1
09/05/1995
RPI 1292
#6.1
08/16/1994
RPI 1237
#4.1
02/11/1992
RPI 1106
From the same holder
Same category
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