Deferimento
#9.1
11/21/1989
RPI 996
Application data
Number
PI8505452Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 11/21/1989. We update with every new RPI gazette, published weekly.
Applicants
C. F. (pessoa física)
DE
Carl Freudenberg, firma alemã
DE
Inventors
D. F. (pessoa física)
DE
W. S. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
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