Concessão da patente
#16.1
02/03/1987
RPI 850
Application data
Number
PI8200091Type
Filing
Publication
The patent was granted on 02/03/1987 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: 02/03/1987. We update with every new RPI gazette, published weekly.
Applicants
General Mining Union Corporation Limited.
ZA
Inventors
D. L. (pessoa física)
DE
IPC Classification
Priority claims
ZA
81/0124 · 01/09/1981
ZA
81/6142 · 09/04/1981
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/03/1987
RPI 850
#13.1
11/04/1986
RPI 837
#9.1
07/08/1986
RPI 820
#6.1
06/19/1984
RPI 713
#4.1
07/19/1983
RPI 665
#3.1
11/03/1982
RPI 628
#2.1
03/02/1982
RPI 593
#18.2
02/11/1992
RPI 1106
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.