Concessão da patente
#16.1
12/29/1987
RPI 897
Application data
Number
PI8201261Type
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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
Resonant Technology Company
US
Inventors
R. G. (pessoa física)
US
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/29/1987
RPI 897
#13.1
11/10/1987
RPI 890
#9.1
07/14/1987
RPI 873
#15.11
06/09/1987
RPI 868
#7.1
10/21/1986
RPI 835
#4.1
11/12/1985
RPI 786
#15.11
02/21/1984
RPI 696
#3.1
11/01/1983
RPI 680
#2.1
04/20/1982
RPI 600
#21.1
Patente extinta em 09/03/97
07/01/2008
RPI 1956
#20.1
05/01/1990
RPI 1016
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.