Pedido de patente depositado
#2.1
07/11/1989
RPI 977
Application data
Number
PI8902568Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 07/11/1989. We update with every new RPI gazette, published weekly.
Applicants
Allied-Signal Inc
US
Inventors
C. C. (pessoa física)
US
L. R. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/11/1989
RPI 977
#21.1
Patente extinta em 11/05/2004
12/22/2009
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07/26/1994
RPI 1234
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03/29/1994
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11/03/1993
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04/21/1992
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