Carta-patente expirada
#21.1
Patente extinta em 30/05/2010
01/15/2013
RPI 2193
Application data
Number
PI9007362Type
Filing
Publication
PCT
US1990002366 The letters patent expired on 01/15/2013: 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: 01/15/2013. We update with every new RPI gazette, published weekly.
Applicants
E.I. Du Pont de Nemours and Company
US
Inventors
E. M. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 30/05/2010
01/15/2013
RPI 2193
#16.1
05/30/2000
RPI 1534
#9.1
11/09/1999
RPI 1505
#6.1
05/04/1999
RPI 1478
#4.1
10/27/1992
RPI 1143
#1.3
03/24/1992
RPI 1112
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.