Solicitação de exame técnico
#4.1
07/26/1988
RPI 927
Application data
Number
PI8507029Type
Filing
Publication
Published on 01/06/1987, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 07/26/1988. We update with every new RPI gazette, published weekly.
Applicants
AIR PREHEATER [US]
Inventors
C. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/26/1988
RPI 927
#1.3
01/06/1987
RPI 846
#15.3
10/16/1990
RPI 1037
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.