Solicitação de exame técnico
#4.1
11/22/1988
RPI 944
Application data
Number
PI8706754Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 11/22/1988. We update with every new RPI gazette, published weekly.
Applicants
W. C. (pessoa física)
US
Inventors
A. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/22/1988
RPI 944
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07/05/1988
RPI 924
#2.1
03/29/1988
RPI 910
#21.1
Patente extinta em 11/12/2002
07/29/2008
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01/30/1996
RPI 1313
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01/30/1996
RPI 1313
#13.1
11/07/1995
RPI 1301
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08/29/1995
RPI 1291
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06/27/1995
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