Carta-patente expirada
#21.1
Patente extinta em 14/12/2009
01/02/2013
RPI 2191
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Official data from INPI
COMPOSIÇÃO DE LIMPEZA E ALVEJAMENTO, AQUOSA, ESPESSA, ESTÁVEL
Arquivada/ExtintaInvention Patent
Application data
Number
PI8906451Type
Invention Patent
Filing
12/14/1989
Publication
08/28/1990
Progress at the INPI
- Filing12/14/89
- Publication08/28/90
- Examination01/19/93
- Allowance09/08/98
- Grant02/23/99
- Expired01/02/13
The letters patent expired on 01/02/2013: 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: 01/02/2013. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
The Procter & Gamble Company
US
Inventors
L. F. (pessoa física)
US
S. I. (pessoa física)
US
Technical data
IPC Classification
Priority claims
US
284.961 · 12/15/1988
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
02/23/1999
RPI 1468
Deferimento
#9.1
DEFERIDO COM APOSTILAMENTO NA CARTA PATENTE ONDE SE LÊ NA REIVINDICAÇÃO N°5 "ACRODO" LEIA-SE "ACORDO"
09/08/1998
RPI 1446
Exigência - art. 36 da LPI
#6.1
08/06/1996
RPI 1340
Solicitação de exame técnico
#4.1
01/19/1993
RPI 1155
Publicação do pedido de patente
#3.1
08/28/1990
RPI 1030
Pedido de patente depositado
#2.1
05/01/1990
RPI 1016
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