Concessão da patente
#16.1
12/06/1988
RPI 946
Application data
Number
PI8305215Type
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: 12/06/1988. We update with every new RPI gazette, published weekly.
Applicants
C. C. (pessoa física)
US
Inventors
E. B. (pessoa física)
IPC Classification
No IPC classification.
Priority claims
US
427,408 · 09/29/1982
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/06/1988
RPI 946
#15.11
05/31/1988
RPI 919
#9.1
05/10/1988
RPI 916
#7.1
10/27/1987
RPI 888
#6.1
05/13/1986
RPI 812
#6.1
08/13/1985
RPI 773
#4.1
10/09/1984
RPI 729
#3.1
05/02/1984
RPI 706
#2.1
11/29/1983
RPI 684
#21.1
Patente extinta em 23/09/98
07/01/2008
RPI 1956
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.