Carta-patente expirada
#21.1
Patente extinta em 30/10/2004
12/29/2009
RPI 2034
Application data
Number
PI8907132Type
Filing
Publication
PCT
US1989004848 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
Magrange, Inc
US
Inventors
D. F. (pessoa física)
US
G. R. (pessoa física)
US
H. C. (pessoa física)
US
O. I. (pessoa física)
US
P. W. (pessoa física)
US
R. W. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 30/10/2004
12/29/2009
RPI 2034
#16.1
12/27/1994
RPI 1256
#13.1
09/27/1994
RPI 1243
#9.1
05/17/1994
RPI 1224
#4.1
04/21/1992
RPI 1116
#4.2
01/28/1992
RPI 1104
#1.3
02/13/1991
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