Solicitação de exame técnico
#4.1
08/25/1987
RPI 879
Back to search
Official data from INPI
SISTEMA DE UTILIZAÇÃO DAS LINHAS TELEFÔNICAS PARA LEITURA DE INSTRUMENTOS DE MEDIÇÃO DO CONSUMO DE ENERGIA ELÉTRICA, GÁS COMBUSTÍVEL E ÁGUA, PARA A INDÚSTRIA O COMÉRCIO E RESIDÊNCIA.
Em AnáliseInvention Patent
Application data
Number
PI8604786Type
Invention Patent
Filing
09/25/1986
Publication
06/23/1987
Progress at the INPI
- Filing09/25/86
- Publication06/23/87
- Examination08/25/87
- Allowance
- Grant
- In force
Published on 06/23/1987, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
G. W. (pessoa física)
MG, BR
Inventors
G. W. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação antecipada
#3.2
06/23/1987
RPI 870
Pedido de patente depositado
#2.1
04/07/1987
RPI 859
Retificação
#15.3
03/01/1990
RPI 1007
Related
From the same holder
Patent monitoring
Track this patent in real time.
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.