US2946072A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Massage and brush type single-use toothbrush
Assignee: Individual
•
Filing: 1957-11-26
•
Granted: 1960-07-26
•
Expires: 1977-11-26
Abstract
No abstract record available.
Inventors
- 👤 Edward Z Filler
- 👤 Joseph J Kelter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:17
CPC Classifications
A; A46; A46B; A46B7/00; A46B7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US991876A
Cited
US846900A
Cited
US1470710A
Cited
US1349680A
Cited
US2159914A
Cited
US2121373A
Cited
FR1016589A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |