US1416241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chip blower for dentists
Assignee: Individual
•
Filing: 1919-05-06
•
Granted: 1922-05-16
•
Expires: 1939-05-06
Abstract
No abstract record available.
Inventors
- 👤 Sobol Leo
- 👤 George M Marr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:37
CPC Classifications
A; A61; A61C; A61C17/00; A61C17/02; A61C17/022
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) | 1925-05-15 | 1925-11-14 | 1926-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-05-15 | 1929-11-14 | 1930-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-05-15 | 1933-11-14 | 1934-05-16 | $7700.00 | Window Closed / Lapsed |