6.2
05/30/1989
RPI 971
Application data
Number
PI8500460Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Dr. Johannes Heidenhain GmbH
DE
Inventors
J. H. (pessoa física)
CH
W. G. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
05/30/1989
RPI 971
#4.1
06/03/1986
RPI 815
#3.1
09/17/1985
RPI 778
#2.1
04/23/1985
RPI 757
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: G06F 15/20; G06K 11/00; G05B 19/405.
03/27/2018
RPI 2464
#21.1
Patente extinta em 01/02/2000
07/15/2008
RPI 1958
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12/31/1991
RPI 1100
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09/10/1991
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