Patent US1407568A successfully refreshed from Google Patents.
US1407568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Victor w
Assignee: —
•
Filing: —
•
Granted: 1922-02-21
•
Expires: 1939-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:50
CPC Classifications
F; F16; F16D; F16D1/00; F16D1/06; F16D1/08; F16D1/09; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/7886; F16D1/092; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7018; Y10T403/7021
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) | 1925-02-20 | 1925-08-22 | 1926-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-02-20 | 1929-08-22 | 1930-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-02-20 | 1933-08-22 | 1934-02-21 | $7700.00 | Window Closed / Lapsed |