Carta-patente expirada
#21.1
Patente extinte em 15/08/2011
06/04/2013
RPI 2213
Application data
Number
PI9103502Type
Filing
Publication
The letters patent expired on 06/04/2013: 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: 06/04/2013. We update with every new RPI gazette, published weekly.
Applicants
T. E. (pessoa física)
US
Inventors
H. K. (pessoa física)
SE
J. D. (pessoa física)
SE
W. G. (pessoa física)
SE
IPC Classification
Priority claims
US
07/568,051 · 08/16/1990
US
07/604,522 · 10/25/1990
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinte em 15/08/2011
06/04/2013
RPI 2213
#16.1
07/28/1998
RPI 1440
#9.1
08/19/1997
RPI 1394
#6.1
11/12/1996
RPI 1354
#4.1
05/31/1994
RPI 1226
#3.1
04/07/1992
RPI 1114
#2.1
09/17/1991
RPI 1085
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.