Workman, David
USPTO Trademark & Patent Filings
Trademark applications and grants for Workman, David. Workman, David has 7 trademark applications. The latest application filed is for "MSIC GLOBAL SAFETY & SECURITY"
- Company Aliases
- David Workman
- Workman, David
- david workman
- Workman; David - Carlsbad CA
- Workman; David - Shoreview MN
- Workman; David - Dublin OH
- Workman; David - Columbus OH
| Entity Type | INDIVIDUAL |
| Address | 3728 Whitesands Ct. Carlsbad, CALIFORNIA UNITED STATES 92010 |
Trademarks Patents
| Patent Application | Date |
|---|---|
| Portable Sliding Door Securement Device 20220145667 - 17/523761 Workman; David | 2022-05-12 |
| IN SITU RESPIRATOR FIT TESTING 20210316175 - 17/290216 Bjorkquist; Daniel C. ; et al. | 2021-10-14 |
| HYBRID ULTRASONIC AND RESISTANCE SPOT WELDING SYSTEM 20200108468 - 16/594904 Matheny; Mitchell P. ; et al. | 2020-04-09 |
| Portable Door Securement Device 20200040624 - 16/595111 Workman; David | 2020-02-06 |
| Portable Door Securement Device 20190010743 - 15/479661 Workman; David | 2019-01-10 |
| In situ respirator fit testing 11,305,138 - 17/290,216 Bjorkquist , et al. April 19, 2 | 2022-04-19 |
| Portable door securement device 11,203,889 - 16/595,111 Workman December 21, 2 | 2021-12-21 |
| Portable door securement device 11,203,889 - 16/595,111 Workman December 21, 2 | 2021-12-21 |
| Apparatus and method for rail head improvement 10,519,610 - 15/690,002 Ciloglu , et al. Dec | 2019-12-31 |
| Portable door securement device 10,435,928 - 15/479,661 Workman O | 2019-10-08 |
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