Notificação de entrada na fase nacional - PCT
#1.3
06/14/1988
RPI 921
Application data
Number
PI8607151Type
Filing
Publication
The patent was granted on 02/18/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.
Applicants
Smith International, Inc.
US
Inventors
D. H. (pessoa física)
US
J. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#1.3
06/14/1988
RPI 921
#18.2
10/03/1995
RPI 1296
#16.1
02/18/1992
RPI 1107
#13.1
10/29/1991
RPI 1091
#9.1
07/02/1991
RPI 1074
#6.1
01/08/1991
RPI 1049
#4.1
01/09/1990
RPI 1001
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.