Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 101/48; D21D 3/00; D21F 11/00.
03/27/2018
RPI 2464
Application data
Number
PI8707972Type
Filing
Publication
PCT
US1987000333 Published on 02/13/1990, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 03/27/2018. We update with every new RPI gazette, published weekly.
Applicants
Paper Chemistry Laboratory, Inc
US
Inventors
J. P. (pessoa física)
M. R. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 101/48; D21D 3/00; D21F 11/00.
03/27/2018
RPI 2464
#15.3
09/26/1995
RPI 1295
#4.1
10/30/1990
RPI 1039
#1.3
02/13/1990
RPI 1006
Same category
Patent monitoring
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