US2184850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical tooth brush
Assignee: Individual
•
Filing: 1938-12-30
•
Granted: 1939-12-26
•
Expires: 1958-12-30
Abstract
No abstract record available.
Inventors
- 👤 Schloss Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:43
CPC Classifications
A; A46; A46B; A46B15/00; A46B15/0055; A46B15/0075; A46B9/00; A46B9/02; A46B9/026; A46B9/04; A61; A61C; A61C17/00; A61C17/16; A61C17/22; A61C17/32; A46B2200/00; A46B2200/10; A46B2200/1066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1942-12-25 | 1943-06-26 | 1943-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-25 | 1947-06-26 | 1947-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-25 | 1951-06-26 | 1951-12-26 | $7700.00 | Window Closed / Lapsed |