US1270808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary tool.
Assignee: Individual
•
Filing: 1916-11-24
•
Granted: 1918-07-02
•
Expires: 1936-11-24
Abstract
No abstract record available.
Inventors
- 👤 Charles H Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:12
CPC Classifications
E; E21; E21B; E21B4/00; E21B4/06; E21B4/14; Y; Y10; Y10S; Y10S415/00; Y10S415/904
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) | 1921-07-01 | 1921-12-31 | 1922-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-07-01 | 1925-12-31 | 1926-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-07-01 | 1929-12-31 | 1930-07-02 | $7700.00 | Window Closed / Lapsed |