Solicitação de exame técnico
#4.1
01/17/1989
RPI 952
Back to search
Official data from INPI
MATERIAL CERÂMICO PESADO CONFORMADO E PROCESSO PARA SUA PRODUÇÃO.
Em AnáliseInvention Patent
Application data
Number
PI8603633Type
Invention Patent
Filing
07/31/1986
Publication
03/10/1987
Progress at the INPI
- Filing07/31/86
- Publication03/10/87
- Abandoned01/17/89
- Allowance
- Grant
- In force
The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 01/17/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Refratechnik GmbH
DE
Inventors
G. W. (pessoa física)
DE
P. B. (pessoa física)
DE
Technical data
IPC Classification
Priority claims
DE
P3527789045 · 08/02/1985
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
03/10/1987
RPI 855
Pedido de patente depositado
#2.1
01/06/1987
RPI 846
Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C04B 35/00; C04B 35/02; C04B 35/04; C04B 35/06; C04B 35/42.
03/27/2018
RPI 2464
Arquivamento - Art. 36 §1° da LPI
#11.2
06/01/1993
RPI 1174
Exigência - art. 36 da LPI
#6.1
11/03/1992
RPI 1144
Conhecimento de parecer técnico
#7.1
10/15/1991
RPI 1089
Related
From the same holder
Same category
Patent monitoring
Track this patent in real time.
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.