Ammon; Stephen Douglas
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ammon; Stephen Douglas.The latest application filed is for "waterproof boot with internal convection system".
- Ammon; Stephen Douglas - Hampton NH
- Ammon; Stephen Douglas - Merrimac MA
| Patent | Date |
|---|---|
| External metatarsal guard Grant D959,756 - Dulude , et al. August 2, 2 | 2022-08-02 |
| Metatarsal guard Grant D959,060 - Dulude , et al. July 26, 2 | 2022-07-26 |
| Waterproof Boot With Internal Convection System App 20220225725 - Dulude; Ryan ; et al. | 2022-07-21 |
| Waterproof boot with internal convection system Grant 11,297,893 - Dulude , et al. April 12, 2 | 2022-04-12 |
| Shoe Grant D943,981 - Dulude , et al. February 22, 2 | 2022-02-22 |
| Metatarsal guard Grant D921,301 - Dulude , et al. June 1, 2 | 2021-06-01 |
| Shoe Grant D919,941 - Dulude , et al. May 25, 2 | 2021-05-25 |
| External metatarsal guard Grant D920,587 - Dulude , et al. May 25, 2 | 2021-05-25 |
| Metatarsal guard Grant D913,601 - Dulude , et al. March 16, 2 | 2021-03-16 |
| External metatarsal guard Grant D912,332 - Dulude , et al. March 2, 2 | 2021-03-02 |
| Internal metatarsal guard Grant D911,624 - Dulude , et al. February 23, 2 | 2021-02-23 |
| Footwear upper Grant D893,854 - Ammon A | 2020-08-25 |
| Metatarsal guard Grant D876,018 - Dulude , et al. Feb | 2020-02-18 |
| Waterproof Boot With Internal Convection System App 20190365023 - Dulude; Ryan ; et al. | 2019-12-05 |
| Protection devices for use in shoes or other products Grant 10,219,582 - Spiller , et al. | 2019-03-05 |
| Footwear upper Grant D838,959 - Ammon Ja | 2019-01-29 |
| Footwear upper Grant D838,960 - Ammon Ja | 2019-01-29 |
| Protection devices for use in shoes or other products Grant 10,178,892 - Spiller , et al. Ja | 2019-01-15 |
| Footwear upper Grant D826,534 - Ammon August 28, 2 | 2018-08-28 |
| Protection Devices For Use In Shoes Or Other Products App 20170215520 - Spiller; Bert Appleton ; et al. | 2017-08-03 |
| Protection Devices For Use In Shoes Or Other Products App 20170215521 - Spiller; Bert Appleton ; et al. | 2017-08-03 |
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