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1 maintenance fee comes due on May 10, 2027, in the 12 months from Nov 14, 2026. Unpaid by Nov 10, 2027, that one lapses early.
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| Patent | Title | Holder | Status | Fee due | Lapses if unpaid | Expires | Confidence |
|---|---|---|---|---|---|---|---|
| US 9,181,364 | Crosslinked Polyvinylamine, Polyallylamine, and Polyethyleneimine for Use as Bile Acid Sequestrants In force Fee due May 10, 2027 Lapses if unpaid Nov 10, 2027 · High confidence | Relypsa, Inc. | In force | May 10, 2027 | Nov 10, 2027 | High confidence |
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