Shi; Zhenchun
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shi; Zhenchun.The latest application filed is for "two-piece foam piston pump".
- Shi; Zhenchun - Hamilton CA
| Patent | Date |
|---|---|
| Two-Piece Foam Piston Pump App 20220240730 - Jones; Andrew ; et al. | 2022-08-04 |
| Two-piece foam piston pump Grant 11,337,563 - Jones , et al. May 24, 2 | 2022-05-24 |
| Dual pump hand cleaner foam dispenser Grant 11,305,306 - Ophardt , et al. April 19, 2 | 2022-04-19 |
| Two-Piece Foam Piston Pump App 20210113031 - Jones; Andrew ; et al. | 2021-04-22 |
| Dual Pump Hand Cleaner Foam Dispenser App 20210086209 - Ophardt; Heiner ; et al. | 2021-03-25 |
| Two-piece foam piston pump Grant 10,918,246 - Jones , et al. February 16, 2 | 2021-02-16 |
| Non-removable container enclosure Grant 10,906,713 - Ophardt , et al. February 2, 2 | 2021-02-02 |
| Dual pump hand cleaner foam dispenser Grant 10,888,884 - Ophardt , et al. January 12, 2 | 2021-01-12 |
| Two-Piece Foam Piston Pump App 20200154953 - Jones; Andrew ; et al. | 2020-05-21 |
| Liquid hand cleaner foam dispensing as spray and liquid stream Grant 10,617,263 - Ophardt , et al. | 2020-04-14 |
| Two-piece foam piston pump Grant 10,588,466 - Jones , et al. | 2020-03-17 |
| Piston pump arrangement automatically disabling in absence of inlet liquid Grant 10,584,697 - Ophardt , et al. | 2020-03-10 |
| Air assisted severance of fluid stream Grant 10,464,090 - Ophardt , et al. No | 2019-11-05 |
| Dual Pump Hand Cleaner Foam Dispenser App 20190314833 - Ophardt; Heiner ; et al. | 2019-10-17 |
| Cartridge for pump assembly carrying rasp Grant 10,433,681 - Ophardt , et al. O | 2019-10-08 |
| Three piece pump Grant 10,434,532 - Ophardt , et al. O | 2019-10-08 |
| Dual pump hand cleaner foam dispenser Grant 10,421,085 - Ophardt , et al. Sept | 2019-09-24 |
| Non-Removable Container Enclosure App 20190270561 - Ophardt; Heiner ; et al. | 2019-09-05 |
| Piston Pump Arrangement Automatically Disabling in Absence of Inlet Liquid App 20190195218 - Ophardt; Heiner ; et al. | 2019-06-27 |
| Valvular conduit Grant 10,299,636 - Ophardt , et al. | 2019-05-28 |
| Liquid Hand Cleaner Foam Dispensing as Spray and Liquid Stream App 20190142228 - Ophardt; Heiner ; et al. | 2019-05-16 |
| Piston pump arrangement automatically disabling in absence of inlet liquid Grant 10,267,305 - Ophardt , et al. | 2019-04-23 |
| Liquid hand cleaner foam dispensing as spray and liquid stream Grant 10,238,241 - Ophardt , et al. | 2019-03-26 |
| Cartridge for Pump Assembly Carrying Rasp App 20190075978 - Ophardt; Heiner ; et al. | 2019-03-14 |
| Air Assisted Severance of Fluid Stream App 20190070622 - Ophardt; Heiner ; et al. | 2019-03-07 |
| Cartridge for pump assembly carrying rasp Grant 10,154,763 - Ophardt , et al. Dec | 2018-12-18 |
| Air assisted severance of fluid stream Grant 10,150,128 - Ophardt , et al. Dec | 2018-12-11 |
| Two-Piece Foam Piston Pump App 20180344101 - Jones; Andrew ; et al. | 2018-12-06 |
| Dual Pump Hand Cleaner Foam Dispenser App 20180304284 - Ophardt; Heiner ; et al. | 2018-10-25 |
| Two-piece foam piston pump Grant 10,105,018 - Jones , et al. October 23, 2 | 2018-10-23 |
| Piston Pump Arrangement Automatically Disabling in Absence of Inlet Liquid App 20180245580 - Ophardt; Heiner ; et al. | 2018-08-30 |
| Cartridge for Pump Assembly Carrying Rasp App 20180035848 - Ophardt; Heiner ; et al. | 2018-02-08 |
| Pump assembly carrying rasp Grant 9,826,862 - Ophardt , et al. November 28, 2 | 2017-11-28 |
| Valvular Conduit App 20170265691 - OPHARDT; HEINER ; et al. | 2017-09-21 |
| Three Piece Pump App 20170266680 - Ophardt; Heiner ; et al. | 2017-09-21 |
| Liquid Hand Cleaner Foam Dispensing As Spray and Liquid Stream App 20170055782 - Ophardt; Heiner ; et al. | 2017-03-02 |
| Air Assisted Severance of Fluid Stream App 20170056907 - Ophardt; Heiner ; et al. | 2017-03-02 |
| Two-Piece Foam Piston Pump App 20170027391 - Jones; Andrew ; et al. | 2017-02-02 |
| Pump Assembly Carrying Rasp App 20160256015 - Ophardt; Heiner ; et al. | 2016-09-08 |
| Variable volume bore piston pump Grant 9,062,667 - Ophardt , et al. June 23, 2 | 2015-06-23 |
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