Timed Text Working Group - Charters
- Chartered under the Patent Policy 2020 from 2023-04-08 until 2025-04-07 (active)
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Chartered
under the Patent Policy 2020 from 2020-12-15 until 2021-12-31
- Extended until 2022-03-31
- Extended until 2022-06-30
- Extended until 2022-12-31
- Extended until 2023-03-31
- Extended until 2023-04-08
- Chartered under the Patent Policy 2017 from 2019-11-28 until 2020-12-14
- Chartered under the Patent Policy 2017 from 2018-05-30 until 2020-05-31
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Chartered
from 2016-05-19 until 2018-03-31
- Extended until 2018-05-31
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Chartered
from 2014-03-27 until 2016-03-30
- Extended until 2016-05-31
- Chartered from 2012-07-25 until 2014-01-31
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Chartered
from 2008-08-15 until 2010-06-30
- Extended until 2011-03-31