Arquivamento - Art. 33 da LPI
#11.1
03/08/2000
RPI 1522
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Application data
Number
PI9404166Type
Invention Patent
Filing
10/20/1994
Publication
12/24/1996
Progress at the INPI
- Filing10/20/94
- Publication12/24/96
- Abandoned
- Allowance
- Grant
- In force
The application was abandoned: examination was not requested within the 36 months following the 10/20/1994 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 03/08/2000. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
M. M. (pessoa física)
MG, BR
Inventors
M. M. (pessoa física)
BR
Technical data
IPC Classification
Abstract
Patente de Invenção: "SISTEMA DE CRAQUEAMENTO DO BIOGÁS". Patente de Invenção de um processo de liquefação progressiva e separada dos gases componentes do biogás, de modo a isentar os gases carbônico e metano do odor forte e fétido do gás sulfídrico, e formado por duplas de freezers adaptados com longas serpentinas, ou duplas de máquinas frigoríficas; grandes depósitos especiais; bombas compressoras; cilindros dosadores de gases liquefeitos; e tubulações acessórias.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Publicação do pedido de patente
#3.1
12/24/1996
RPI 1360
Pedido de patente depositado
#2.1
11/21/1995
RPI 1303
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