Cessão de direito de exploração
#22.1
06/24/1986
RPI 818
The letters patent expired on 07/20/1993: 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: 06/24/1986. We update with every new RPI gazette, published weekly.
Applicants
DRESSER IND COM LTD
Inventors
F. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
06/24/1986
RPI 818
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10/30/1984
RPI 732
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09/04/1984
RPI 724
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05/22/1984
RPI 709
#6.1
11/22/1983
RPI 683
#21.1
07/20/1993
RPI 1181
From the same holder
Same category
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