US3429516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental equipment
Assignee: Individual
•
Filing: 1966-03-21
•
Granted: 1969-02-25
•
Expires: 1986-03-21
Abstract
No abstract record available.
Inventors
- 👤 Tilmon L Sharp
- 👤 Kenneth C Sharp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:06
CPC Classifications
A; A61; A61G; A61G15/00; A61G15/14; A61G15/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1490700A
Cited
US1491739A
Cited
US1815953A
Cited
US2126141A
Cited
US2351943A
Cited
US2214759A
Cited
US2241126A
Cited
US2466996A
Cited
US2694601A
Cited
US2650990A
Cited
US2944748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |