Concessão da patente
#16.1
08/29/1989
RPI 984
Application data
Number
PI8302280Type
Filing
Publication
The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
G. C. (pessoa física)
US
Inventors
F. M. (pessoa física)
US
S. K. (pessoa física)
US
IPC Classification
Priority claims
US
373.918 · 05/03/1982
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
#13.1
04/25/1989
RPI 966
#9.1
12/13/1988
RPI 947
#7.1
11/25/1986
RPI 840
#4.1
01/14/1986
RPI 795
#3.1
01/03/1984
RPI 689
#2.1
06/21/1983
RPI 661
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: H04B 9/00; H04B 3/00.
03/27/2018
RPI 2464
#21.1
Patente extinta em 03/05/98
07/01/2008
RPI 1956
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.