Concessão da patente
#16.1
06/02/1987
RPI 867
Application data
Number
PI8106965Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 06/02/1987. We update with every new RPI gazette, published weekly.
Applicants
MEAD CORP [US]
Inventors
M. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/02/1987
RPI 867
#13.1
12/23/1986
RPI 844
#9.1
09/02/1986
RPI 828
#6.1
02/26/1985
RPI 749
#4.1
07/24/1984
RPI 718
#3.1
07/13/1982
RPI 612
#2.1
12/15/1981
RPI 582
#21.1
Patente extinta em 27/10/96
08/19/2008
RPI 1963
From the same holder
Same category
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