Concessão da patente
#16.1
10/25/1983
RPI 679
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Official data from INPI
CINTA TRANSPORETADORA DE PLACAS COM MOBILIDADE SOBRE CURVAS.
ConcedidaInvention Patent
Progress at the INPI
- Filing07/02/79
- Publication
- Examination05/18/82
- Allowance03/22/83
- Grant10/25/83
- Expired04/18/95
The letters patent expired on 04/18/1995: 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: 10/25/1983. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Amsted-Siemag Kette GMBH
Inventors
D. D. (pessoa física)
Technical data
Priority claims
DE
P 28 29 108.9 · 07/03/1978
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
08/02/1983
RPI 667
Deferimento
#9.1
03/22/1983
RPI 648
Solicitação de exame técnico
#4.1
05/18/1982
RPI 604
Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 148/00; C07C 149/00.
03/27/2018
RPI 2464
Carta-patente expirada
#21.1
04/18/1995
RPI 1272
20.4
11/26/1991
RPI 1095
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