204
12/17/1985
RPI 791
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Official data from INPI
Cabeça de puxamento para instalação de cabos telefônicos.
Em AnáliseInvention Patent
Progress at the INPI
- Filing02/12/81
- Publication
- Examination03/23/82
- Allowance06/26/84
- Grant01/29/85
- Expired03/26/96
The letters patent expired on 03/26/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 12/17/1985. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Pirelli Cabos S/A.
SP, BR
Inventors
N. A. (pessoa física)
Z. V. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
01/29/1985
RPI 745
Notificação para pagamento de retribuição
#13.1
10/23/1984
RPI 731
Deferimento
#9.1
06/26/1984
RPI 714
Solicitação de exame técnico
#4.1
03/23/1982
RPI 596
Carta-patente expirada
#21.1
03/26/1996
RPI 1321
20.4
08/04/1992
RPI 1131
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