Helmick; Robert N.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Helmick; Robert N..The latest application filed is for "on-line educational system for document sharing".
- Helmick; Robert N. - Cherry Hills Village CO
| Patent | Date |
|---|---|
| On-line educational system for processing exam questions and answers Grant 6,684,053 - Helmick , et al. January 27, 2 | 2004-01-27 |
| On-line educational system for grading of assignments and posting grade information in an on-line gradebook Grant 6,678,500 - Helmick , et al. January 13, 2 | 2004-01-13 |
| On-line educational system for document sharing Grant 6,674,992 - Helmick , et al. January 6, 2 | 2004-01-06 |
| On-line educational system for document sharing App 20030008269 - Helmick, Robert N. ; et al. | 2003-01-09 |
| On-line educational system for display of educational materials Grant 6,470,171 - Helmick , et al. October 22, 2 | 2002-10-22 |
| On-line educational system for processing exam questions and answers App 20020150875 - Helmick, Robert N. ; et al. | 2002-10-17 |
| On-line educational system for grading of response form App 20020137016 - Helmick, Robert N. ; et al. | 2002-09-26 |
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