Carta-patente expirada
#21.1
Patente extinta em 13/09/2004
12/22/2009
RPI 2033
Application data
Number
PI8904607Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 12/22/2009. We update with every new RPI gazette, published weekly.
Applicants
C.M.E. Blasting & Mining Equipment Of Canada Ltd.
CA
Inventors
K. M. (pessoa física)
R. S. (pessoa física)
CA
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 13/09/2004
12/22/2009
RPI 2033
#16.1
10/26/1993
RPI 1195
#9.1
06/01/1993
RPI 1174
#4.1
12/04/1990
RPI 1044
#3.1
04/24/1990
RPI 1015
#2.1
02/13/1990
RPI 1006
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.