Pedido de licença compulsória
#20.1
08/09/1988
RPI 929
Application data
Number
PI8201172Type
Filing
Publication
The patent was granted on 08/25/1987 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: 08/09/1988. We update with every new RPI gazette, published weekly.
Applicants
Vetco Inc.
US
Inventors
L. R. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#20.1
08/09/1988
RPI 929
#20.1
08/02/1988
RPI 928
07/26/1988
RPI 927
#16.1
08/25/1987
RPI 879
#9.1
03/17/1987
RPI 856
#6.1
06/10/1986
RPI 816
#6.1
02/26/1985
RPI 749
#4.1
08/02/1983
RPI 667
#15.11
06/28/1983
RPI 662
#3.1
01/18/1983
RPI 639
#2.1
04/20/1982
RPI 600
#18.2
07/18/1995
RPI 1285
08/24/1993
RPI 1186
03/01/1990
RPI 1007
03/01/1990
RPI 1007
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.