Hagglund; John E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hagglund; John E..The latest application filed is for "expandable mattress cover".
- Hagglund; John E. - Newberg OR
| Patent | Date |
|---|---|
| Expandable mattress cover Grant 10,104,984 - Hagglund October 23, 2 | 2018-10-23 |
| Expandable Mattress Cover App 20170332805 - Hagglund; John E. | 2017-11-23 |
| Hybrid Mattress Unit App 20170311731 - Hagglund; John E. | 2017-11-02 |
| Mattress foundation with springs and foam elements Grant 5,210,890 - Hagglund May 18, 1 | 1993-05-18 |
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