Publicação do pedido de patente
#3.1
11/21/1989
RPI 996
Application data
Number
PI8901717Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 11/21/1989. We update with every new RPI gazette, published weekly.
Applicants
H. I. (pessoa física)
US
Inventors
D. K. (pessoa física)
US
K. L. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/21/1989
RPI 996
#2.1
05/23/1989
RPI 970
#21.1
Patente extinta em 11/04/2004
12/15/2009
RPI 2032
#16.1
02/25/1997
RPI 1369
#13.1
12/10/1996
RPI 1358
#9.1
03/19/1996
RPI 1320
#6.1
02/21/1995
RPI 1264
#4.1
01/14/1992
RPI 1102
From the same holder
Same category
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