Licença compulsória (variante)
#20.2
10/29/1996
RPI 1352
Application data
Number
PI8906567Type
Filing
Publication
The patent was granted on 12/27/1994 and is in force until 12/19/2009. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:12/19/2009
Latest action published by the INPI: 10/29/1996. We update with every new RPI gazette, published weekly.
Applicants
Drilex Systems, Inc
US
Masx Energy Services Group, Inc.
US
Inventors
R. J. (pessoa física)
US
T. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.2
10/29/1996
RPI 1352
#18.2
07/16/1996
RPI 1337
#16.1
12/27/1994
RPI 1256
#13.1
09/27/1994
RPI 1243
#9.1
05/17/1994
RPI 1224
#4.1
04/16/1991
RPI 1063
#3.1
09/18/1990
RPI 1033
#2.1
04/10/1990
RPI 1013
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.