Solicitação de exame técnico
#4.1
09/16/1986
RPI 830
Back to search
Official data from INPI
PROCESSO DE CANCELAMENTO AUTO-AJUSTÁVEL
Em AnáliseInvention Patent
Application data
Number
PI8406823Type
Invention Patent
Filing
12/21/1984
Publication
07/08/1986
Progress at the INPI
- Filing12/21/84
- Publication07/08/86
- Examination09/16/86
- Allowance09/04/90
- Grant05/28/91
- Expired07/08/08
The letters patent expired on 07/08/2008: 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: 09/16/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Amelco S.A Indústria Eletrônica
SP, BR
H. B. (pessoa física)
SP, BR
Inventors
H. B. (pessoa física)
BR
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
07/08/1986
RPI 820
Pedido de patente depositado
#2.1
02/18/1986
RPI 800
Carta-patente expirada
#21.1
Patente extinta em 21/12/99
07/08/2008
RPI 1957
Transferência deferida
#25.1
Transferido de: Hans Boris Belck
10/10/2000
RPI 1553
Concessão da patente
#16.1
05/28/1991
RPI 1069
Notificação para pagamento de retribuição
#13.1
12/18/1990
RPI 1046
Deferimento
#9.1
09/04/1990
RPI 1031
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.