Concessão da patente
#16.1
12/29/1987
RPI 897
Application data
Number
PI8404441Type
Filing
Publication
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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
C. C. (pessoa física)
US
Inventors
H. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/29/1987
RPI 897
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08/11/1987
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12/30/1986
RPI 845
#4.1
11/19/1985
RPI 787
#3.1
07/30/1985
RPI 771
#2.1
11/13/1984
RPI 734
#21.1
Patente extinta em 05/09/99
07/08/2008
RPI 1957
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