US1221097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical movement.
Assignee: Individual
•
Filing: 1916-06-13
•
Granted: 1917-04-03
•
Expires: 1936-06-13
Abstract
No abstract record available.
Inventors
- 👤 Charles F Schweitzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:23
CPC Classifications
F; F16; F16H; F16H27/00; F16H27/04; F16H27/06; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/1987; Y10T74/19879
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) | 1920-04-02 | 1920-10-02 | 1921-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-04-02 | 1924-10-02 | 1925-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-04-02 | 1928-10-02 | 1929-04-03 | $7700.00 | Window Closed / Lapsed |