Woo; Maybelle
Patent Applications and Registrations
Patent applications and USPTO patent grants for Woo; Maybelle.The latest application filed is for "ion-exchange membranes, filters, and methods".
- Woo; Maybelle - Braintree MA
- WOO; Maybelle - Dedham MA
| Patent | Date |
|---|---|
| High capacity composite depth filter media with low extractables Grant 11,439,933 - Woo , et al. September 13, 2 | 2022-09-13 |
| Ion-exchange Membranes, Filters, And Methods App 20210394169 - WOO; Maybelle ; et al. | 2021-12-23 |
| Composite Filter Media App 20210394128 - CHENG; KwokShun ; et al. | 2021-12-23 |
| Method Of Forming A Laminated Single Layer Composite Membrane App 20210354092 - WU; Dongzhu ; et al. | 2021-11-18 |
| Porous Polyethylene Filter Membrane With Asymmetric Pore Structure, And Related Filters And Methods App 20200139309 - CHENG; Kwok-Shun ; et al. | 2020-05-07 |
| High Capacity Composite Depth Filter Media With Low Extractables App 20200129901 - Woo; Maybelle ; et al. | 2020-04-30 |
| Highly Retentive Polyamide Hollow Fiber Membranes Produced Via Controlled Shrinkage App 20190255489 - WOO; Maybelle ; et al. | 2019-08-22 |
| High Capacity Composite Depth Filter Media With Low Extractables App 20160114272 - Woo; Maybelle ; et al. | 2016-04-28 |
| Enhanced Clarification Media App 20120168382 - Cheng; KS ; et al. | 2012-07-05 |
| Enhanced Clarification Media App 20120168381 - Ramaswamy; Senthil ; et al. | 2012-07-05 |
| Enhanced Clarification Media App 20120006752 - Cheng; KS ; et al. | 2012-01-12 |
| Enhanced Clarification Media App 20120006751 - Ramaswamy; Senthil ; et al. | 2012-01-12 |
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