Solicitação de exame técnico
#4.1
02/23/1988
RPI 905
Back to search
Official data from INPI
DISPOSITIVO PARA EXECUTAR TESTES DE ENVOLTURA NUM ENLACE MULTIPLEX EM SISTEMA DE COMUNICAÇÃO DE DADOS.
Em AnáliseInvention Patent
Application data
Number
PI8502957Type
Invention Patent
Filing
06/20/1985
Publication
03/04/1986
Progress at the INPI
- Filing06/20/85
- Publication03/04/86
- Examination02/23/88
- Allowance08/28/90
- Grant12/26/90
- Terminated09/19/95
The patent was granted on 12/26/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 02/23/1988. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
I. C. (pessoa física)
US
Inventors
F. B. (pessoa física)
FR
G. M. (pessoa física)
FR
M. C. (pessoa física)
FR
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
03/04/1986
RPI 802
Pedido de patente depositado
#2.1
10/01/1985
RPI 780
Anuidade - prazo legal encerrado
#18.2
09/19/1995
RPI 1294
Concessão da patente
#16.1
12/26/1990
RPI 1047
Deferimento
#9.1
08/28/1990
RPI 1030
Exigência - art. 36 da LPI
#6.1
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.