Carta-patente expirada
#21.1
Patente extinta em 28/06/2004
12/29/2009
RPI 2034
Application data
Number
PI8907010Type
Filing
Publication
PCT
US1989002822 The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.
Applicants
Robert J Bolen, Jr
US
T. B. (pessoa física)
US
Inventors
R. J. (pessoa física)
US
T. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 28/06/2004
12/29/2009
RPI 2034
#16.1
11/29/1994
RPI 1252
#13.1
08/02/1994
RPI 1235
#9.1
03/22/1994
RPI 1216
#4.1
12/17/1991
RPI 1098
#1.3
12/26/1990
RPI 1047
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