Individual holder
OSTER TIMOTHY A
US·5 granted patents·21 citations·filing 2010–2012
Individually held — no corporate assignee on record.
Technology mixC07C5
Top patents by PatentIndex Score
5 records- 0187US8809565B25-sulfoisophthalic acid salts and process for the preparation thereofOSTER TIMOTHY A·Filed 2011·Granted Aug 19, 2014·4 cites·3 claims
- 0287US8772522B2Salts of 5-sulfoisophthalic acid and method of making sameOSTER TIMOTHY A·Filed 2012·Granted Jul 8, 2014·6 cites·21 claims
- 0386US8404886B2Purification of 5-sulfoisophthalic acid by the use of an acetic acid wash on a crude cakeOSTER TIMOTHY A·Filed 2010·Granted Mar 26, 2013·5 cites·16 claims
- 0482US8884045B2Use of an acetic acid wash to prepare low-sulfate 5-sulfoisophthalic acid, mono-lithium saltOSTER TIMOTHY A·Filed 2011·Granted Nov 11, 2014·5 cites·16 claims
- 0567US9359292B2Use of an acetic acid/water solvent mixture for the preparation of low-sulfate 5-sulfoisophthalic acid, mono-lithium salt from 5-sulfoisophthalic acidOSTER TIMOTHY A·Filed 2010·Granted Jun 7, 2016·1 cites·12 claims
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