Concessão da patente
#16.1
03/25/1986
RPI 805
Application data
Number
PI8105789Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 03/25/1986. We update with every new RPI gazette, published weekly.
Applicants
KALTENBACH & VOIGT [DE]
Inventors
B. E. (pessoa física)
L. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/25/1986
RPI 805
#13.1
12/10/1985
RPI 790
#9.1
08/06/1985
RPI 772
#6.1
01/22/1985
RPI 744
#4.1
09/27/1983
RPI 675
#3.1
04/19/1983
RPI 652
#2.1
10/27/1981
RPI 575
#21.1
Patente extinta em 10/09/96
08/19/2008
RPI 1963
From the same holder
Same category
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