Notificação para pagamento de retribuição
#13.1
11/28/1989
RPI 997
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Official data from INPI
COIFA PARA REVESTIR VIDRO, E, PROCESSO PARA OPERAR UMA COIFA PARA REVESTIR VIDRO
Em AnáliseInvention Patent
Application data
Number
PI8307416Type
Invention Patent
Filing
03/16/1983
Publication
06/05/1984
Progress at the INPI
- Filing03/16/83
- Publication06/05/84
- Examination10/29/85
- Allowance08/01/89
- Grant02/06/90
- Expired07/01/08
The letters patent expired on 07/01/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Atochem North America Inc.
US
Inventors
G. L. (pessoa física)
NL
Technical data
IPC Classification
Priority claims
US
359,441 · 03/18/1982
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Deferimento
#9.1
08/01/1989
RPI 980
Exigência - art. 36 da LPI
#6.1
12/27/1988
RPI 949
Solicitação de exame técnico
#4.1
10/29/1985
RPI 784
Notificação de entrada na fase nacional - PCT
#1.3
06/05/1984
RPI 711
Carta-patente expirada
#21.1
Patente extinta em 16/03/98
07/01/2008
RPI 1956
20.11
12/17/1991
RPI 1098
20.4
11/12/1991
RPI 1093
Pedido de licença compulsória
#20.1
11/05/1991
RPI 1092
Concessão da patente
#16.1
02/06/1990
RPI 1005
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