US1487075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
False-tooth cleaner
Assignee: Individual
•
Filing: 1923-08-18
•
Granted: 1924-03-18
•
Expires: 1943-08-18
Abstract
No abstract record available.
Inventors
- 👤 Henry H Olson
- 👤 Jennie E Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:57
CPC Classifications
A; A46; A46B; A46B15/00; A46B15/0055; A46B15/0065; A46B15/0069; A46B2200/00; A46B2200/10; A46B2200/1066; A46B2200/1073
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1927-03-18 | 1927-09-17 | 1928-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-03-18 | 1931-09-17 | 1932-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-03-18 | 1935-09-17 | 1936-03-18 | $7700.00 | Window Closed / Lapsed |