6.2
05/30/1989
RPI 971
Application data
Number
PI8500905Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
A. C. (pessoa física)
US
Inventors
J. T. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
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12/03/1985
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05/21/1985
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Patente extinta em 28/02/2000
07/15/2008
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10/25/1994
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08/16/1994
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04/19/1994
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02/22/1994
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05/04/1993
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