US2917759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental massage and tooth cleaning
Assignee: —
•
Filing: —
•
Granted: 1959-12-22
•
Expires: 1976-12-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:46
CPC Classifications
A; A46; A46B; A46B13/00; A46B13/08; A46B9/00; A46B9/02; A46B9/04; A46B9/045; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/222; A61H; A61H13/00; A46B2200/00; A46B2200/10; A46B2200/1066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1086936A
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US1326900A
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US1330525A
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US1500410A
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US1596783A
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FR614369A
Cited
US1833555A
Cited
US2003272A
Cited
US2112184A
Cited
US2091511A
Cited
US2134934A
Cited
US2314117A
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US2435421A
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US2430164A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |