Solicitação de exame técnico
#4.1
09/13/1988
RPI 934
Application data
Number
PI8707299Type
Filing
Publication
PCT
US1987000929 The letters patent expired on 07/29/2008: 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: 09/13/1988. We update with every new RPI gazette, published weekly.
Applicants
Electrolux Water Systems, Inc.
US
PWT Partners, LP
US
Inventors
J. N. (pessoa física)
US
S. M. (pessoa física)
US
IPC Classification
Priority claims
US
861.569 · 05/09/1986
US
915.238 · 10/03/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/13/1988
RPI 934
#1.3
06/14/1988
RPI 921
#21.1
Patente extinta em 21/04/2002
07/29/2008
RPI 1960
#25.1
Transferido de: Electrolux Water Systems, Inc
11/10/1998
RPI 1453
#16.1
04/30/1996
RPI 1326
#9.1
09/05/1995
RPI 1292
#6.1
02/07/1995
RPI 1262
12/04/1990
RPI 1044
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.