Carta-patente expirada
#21.1
PATENTE EXTINTA EM 19.10.2020
01/12/2021
RPI 2610
Back to search
Official data from INPI
PROCESSO PARA A PREPARAÇÃO DE 2-CLORO-5-CLOROMETILTIAZOL.
Arquivada/ExtintaInvention Patent
Application data
Number
PI0000962Type
Invention Patent
Filing
02/28/2000
Publication
09/19/2000
Progress at the INPI
- Filing02/28/00
- Publication09/19/00
- Examination
- Allowance12/15/09
- Grant10/19/10
- Expired01/12/21
The letters patent expired on 01/12/2021: 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: 01/12/2021. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
B. A. (pessoa física)
DE
BAYER INTELLECTUAL PROPERTY GMBH
DE
Inventors
M. D. (pessoa física)
DE
Technical data
IPC Classification
Priority claims
DE
199 08 447.5 · 02/26/1999
Abstract
Patente de Invenção: "PROCESSO PARA A PREPARAÇÃO DE 2-CLORO-5-CLOROMETILTIAZOL" . A invenção refere-se a um processo para a preparação de 2-cloro-5-clorometiltiazol, mediante reação de 2-halogenoalilisotiocianatos com um agente de cloração.
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Transferência deferida
#25.1
03/15/2016
RPI 2358
Concessão da patente
#16.1
10/19/2010
RPI 2076
Deferimento
#9.1
12/15/2009
RPI 2032
Exigência - art. 36 da LPI
#6.1
06/16/2009
RPI 2006
Publicação do pedido de patente
#3.1
09/19/2000
RPI 1550
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.