Solicitação de exame técnico
#4.1
05/23/1989
RPI 970
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Official data from INPI
ANTENAS INTERNAS OU EXTERNAS PARA RÁDIO E TELEVISÃO .
Em AnáliseInvention Patent
Application data
Number
PI8703041Type
Invention Patent
Filing
06/17/1987
Publication
01/03/1989
Progress at the INPI
- Filing06/17/87
- Publication01/03/89
- Examination05/23/89
- Allowance11/26/91
- Grant10/27/92
- Expired07/29/08
The letters patent expired on 07/29/2008: 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: 05/23/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Eletroquartz Indústria e Comércio Ltda
Quartz Feeler Ind. e Com. Ltd.
SP, BR
Inventors
B. S. (pessoa física)
BR
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
01/03/1989
RPI 950
Pedido de patente depositado
#2.1
09/01/1987
RPI 880
Carta-patente expirada
#21.1
Patente extinta em 17/06/2002
07/29/2008
RPI 1960
Concessão da patente
#16.1
10/27/1992
RPI 1143
Republicação - classificação IPC
#15.11
10/06/1992
RPI 1140
Notificação para pagamento de retribuição
#13.1
04/14/1992
RPI 1115
Deferimento
#9.1
11/26/1991
RPI 1095
14.1
04/30/1991
RPI 1065
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