Deferimento
#9.1
08/15/1989
RPI 982
Application data
Number
PI8401295Type
Filing
Publication
The letters patent expired on 07/08/2008: 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: 08/15/1989. We update with every new RPI gazette, published weekly.
Applicants
Rhodia S/A
SP, BR
Inventors
D. G. (pessoa física)
BR
M. W. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
08/15/1989
RPI 982
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05/29/1984
RPI 710
#21.1
Patente extinta em 16/03/99
07/08/2008
RPI 1957
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04/24/1990
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01/02/1990
RPI 1000
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Same category
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