Concessão da patente
#16.1
02/28/1984
RPI 697
The letters patent expired on 05/24/1994: 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: 02/28/1984. We update with every new RPI gazette, published weekly.
Applicants
GEOKINETICS INC
Inventors
B. K. (pessoa física)
L. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/28/1984
RPI 697
#13.1
11/22/1983
RPI 683
#9.1
08/02/1983
RPI 667
#15.11
07/26/1983
RPI 666
#15.11
01/11/1983
RPI 638
#6.1
10/26/1982
RPI 627
#21.1
05/24/1994
RPI 1225
Same category
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