Solicitação de exame técnico
#4.1
06/16/1987
RPI 869
Application data
Number
PI8602755Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 06/16/1987. We update with every new RPI gazette, published weekly.
Applicants
The CSL Group, Inc.
CA
Inventors
W. J. (pessoa física)
CA
IPC Classification
Priority claims
CA
484.002 · 06/14/1985
US
861.680 · 05/09/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
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06/16/1987
RPI 869
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Patente extinta em 12/06/2001
07/22/2008
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#16.1
12/26/1990
RPI 1047
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08/21/1990
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