Publicação do pedido de patente
#3.1
12/29/1987
RPI 897
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Application data
Number
PI8700877Type
Invention Patent
Filing
02/24/1987
Publication
12/29/1987
Progress at the INPI
- Filing02/24/87
- Publication12/29/87
- Abandoned07/31/90
- 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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Kenrich Petrochemicals, Inc.
US
Inventors
M. J. (pessoa física)
S. G. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Pedido de patente depositado
#2.1
06/16/1987
RPI 869
Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08K 5/04; C08L 31/06; C08L 71/04; C08L 75/04; C08L 21/00; C08L 23/00; C08L 67/00; C08L 101/00.
03/27/2018
RPI 2464
Arquivamento - Art. 36 §1° da LPI
#11.2
03/23/1993
RPI 1164
Exigência - art. 36 da LPI
#6.1
12/17/1991
RPI 1098
Solicitação de exame técnico
#4.1
07/31/1990
RPI 1026
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