Cessão de direito de exploração
#22.1
04/12/1988
RPI 912
The letters patent expired on 11/14/1995: 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: 04/12/1988. We update with every new RPI gazette, published weekly.
Applicants
T. C. (pessoa física)
US
Inventors
J. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
04/12/1988
RPI 912
#16.1
06/26/1984
RPI 714
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04/10/1984
RPI 703
#9.1
12/13/1983
RPI 686
#4.1
05/17/1983
RPI 656
#21.1
11/14/1995
RPI 1302
From the same holder
Same category
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