204
07/16/1985
RPI 769
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Official data from INPI
CENTRO DE TELECOMUNICACOES DE COMUTACAO DIGITAL
Em AnáliseInvention Patent
Progress at the INPI
- Filing04/02/77
- Publication
- Examination
- Allowance03/08/83
- Grant11/29/83
- In force04/02/97
The patent was granted on 11/29/1983 and is in force until 04/02/1997. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:04/02/1997
Latest action published by the INPI: 07/16/1985. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
GEN ELECTRIC CO LTD
PLESSEY CO LTD
Inventors
N. P. (pessoa física)
P. A. (pessoa física)
R. F. (pessoa física)
S. A. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de licença voluntária
#17.1
01/15/1985
RPI 743
Concessão da patente
#16.1
11/29/1983
RPI 684
Notificação para pagamento de retribuição
#13.1
06/28/1983
RPI 662
Deferimento
#9.1
03/08/1983
RPI 646
Exigência - art. 36 da LPI
#6.1
08/17/1982
RPI 617
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