Concessão da patente
#16.1
05/27/1986
RPI 814
The patent was granted on 05/27/1986 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: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants
BRITISH PETROLEUM CO
Inventors
L. P. (pessoa física)
M. D. (pessoa física)
S. D. (pessoa física)
W. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/27/1986
RPI 814
02/18/1986
RPI 800
#15.11
10/15/1985
RPI 782
#12.1
06/18/1985
RPI 765
#9.1
02/12/1985
RPI 747
#6.1
02/07/1984
RPI 694
#7.1
03/08/1983
RPI 646
#9.1
08/24/1982
RPI 618
08/10/1982
RPI 616
#5.1
04/27/1982
RPI 601
#4.1
11/10/1981
RPI 577
#18.2
01/28/1992
RPI 1104
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.