Solicitação de exame técnico
#4.1
06/30/1987
RPI 871
Application data
Number
PI8406987Type
Filing
Publication
PCT
US1984001109 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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
American Dental Association Health Foundation
US
Inventors
R. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
06/30/1987
RPI 871
#1.3
07/02/1985
RPI 767
#21.1
Patente extinta em 16/07/99
07/08/2008
RPI 1957
#16.1
08/31/1993
RPI 1187
#13.1
06/15/1993
RPI 1176
#9.1
03/02/1993
RPI 1161
#6.1
04/28/1992
RPI 1117
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