Solicitação de exame técnico
#4.1
10/24/1989
RPI 992
Back to search
Official data from INPI
DISPERSÃO AQUOSA DE POLIETILENO MODIFICADO PARA O BENEFICIAMENTO DE SUPERFÍCIES DE VIDRO.
Em AnáliseInvention Patent
Application data
Number
PI8704373Type
Invention Patent
Filing
08/26/1987
Publication
04/19/1988
Progress at the INPI
- Filing08/26/87
- Publication04/19/88
- Examination10/24/89
- Allowance09/08/93
- Abandoned
- In force
The application was allowed on 09/08/1993 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.
Talk to a specialistLatest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
TH. Goldschimidt A.G.
DE
Inventors
R. E. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
04/19/1988
RPI 913
Pedido de patente depositado
#2.1
12/01/1987
RPI 893
Arquivamento - Art. 38 §2° da LPI
#11.4
06/07/1994
RPI 1227
Notificação para pagamento de retribuição
#13.1
02/22/1994
RPI 1212
Deferimento
#9.1
09/08/1993
RPI 1188
Exigência - art. 36 da LPI
#6.1
01/14/1992
RPI 1102
Related
Same category
Patent monitoring
Track this patent in real time.
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.