Concessão da patente
#16.1
03/28/1989
RPI 962
Application data
Number
PI8203724Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 03/28/1989. We update with every new RPI gazette, published weekly.
Applicants
I. C. (pessoa física)
US
Inventors
J. O. (pessoa física)
US
R. W. (pessoa física)
US
R. V. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/28/1989
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02/23/1988
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08/19/1986
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12/31/1985
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05/28/1985
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#3.1
06/21/1983
RPI 661
#2.1
08/10/1982
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#21.1
Patente extinta em 25/06/97
07/01/2008
RPI 1956
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