Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: E21C 1/06; E21B 7/02; E21B 17/18; E21B 4/20.
03/27/2018
RPI 2464
Application data
Number
PI8906468Type
Filing
Publication
PCT
EP1989000256 The application was allowed on 05/17/1994 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.
Talk to a specialistLatest action published by the INPI: 03/27/2018. We update with every new RPI gazette, published weekly.
Applicants
Rudolf Hausherr & Soehne GmbH & Co. Kg.
DE
Inventors
F. E. (pessoa física)
DE
H. H. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 38 08 525.9 · 03/15/1988
DE
P 38 42 081.3 · 12/14/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: E21C 1/06; E21B 7/02; E21B 17/18; E21B 4/20.
03/27/2018
RPI 2464
#11.4
05/02/1995
RPI 1274
#13.1
09/27/1994
RPI 1243
#9.1
05/17/1994
RPI 1224
#4.1
10/15/1991
RPI 1089
#1.3.1
01/29/1991
RPI 1052
#1.3
12/04/1990
RPI 1044
Same category
Patent monitoring
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