Carta-patente expirada
#21.1
Patente extinta em 06/04/2004
12/29/2009
RPI 2034
Application data
Number
PI8906927Type
Filing
Publication
PCT
US1989001397 The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.
Applicants
M. C. (pessoa física)
US
Inventors
L. C. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 06/04/2004
12/29/2009
RPI 2034
#16.1
06/27/1995
RPI 1282
#13.1
03/01/1995
RPI 1265
#9.1
10/25/1994
RPI 1247
#7.1
03/08/1994
RPI 1214
#4.1
07/09/1991
RPI 1075
#1.3
11/20/1990
RPI 1042
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.