Publicação do pedido de patente
#3.1
05/31/1988
RPI 919
Application data
Number
PI8705711Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
Minnesota Mining and Manufacturing Company
US
Minnesota Mining And Manufacturing Company
US
Inventors
B. S. (pessoa física)
US
R. B. (pessoa física)
US
W. P. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
05/31/1988
RPI 919
#2.1
01/05/1988
RPI 898
#21.1
Patente extinta em 27/10/2002
07/29/2008
RPI 1960
#16.1
06/27/1995
RPI 1282
#9.1
01/24/1995
RPI 1260
#6.1
08/30/1994
RPI 1239
#6.1
03/29/1994
RPI 1217
#4.1
09/25/1990
RPI 1034
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