Assignee
PHELPS PETER D
US·1 granted patent·2 pending applications·1 citations·filing 2008–2010
Top patents by PatentIndex Score
3 records- 0169US8283437B2Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefromPHELPS PETER D·Filed 2010·Granted Oct 9, 2012·1 cites·16 claims
- 0245US2009137749A1Processes for reducing acid content of a polyalkylene terephthalate and using such in the production of macrocyclic polyester oligomerPHELPS PETER D·Filed 2008·Application pending·0 cites
- 0345US2009137836A1Processes for preparing low-acid polyalkylene terephthalate from diol-capped pre-polymer and linear oligomer recyclate and using such in the production of macrocyclic polyester oligomerPHELPS PETER D·Filed 2008·Application pending·0 cites
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