Concessão da patente
#16.1
07/30/1985
RPI 771
The letters patent expired on 11/21/1995: 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: 07/30/1985. We update with every new RPI gazette, published weekly.
Applicants
H-C Industries, Inc
US
Inventors
M. T. (pessoa física)
S. R. (pessoa física)
W. S. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/30/1985
RPI 771
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05/07/1985
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01/15/1985
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07/24/1984
RPI 718
#6.1
01/03/1984
RPI 689
#4.1
06/21/1983
RPI 661
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B29C 67/00; B29C 70/80; B29D 31/00; B65D 41/04; B65D 41/34; B65D 53/00; B29C 70/00.
03/27/2018
RPI 2464
#21.1
11/21/1995
RPI 1303
From the same holder
Same category
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