US1135731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaft-operator.
Assignee: Emhart Industries Inc
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Filing: —
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Granted: 1915-04-13
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Expires: 1932-04-13
Abstract
No abstract record available.
Inventors
- 👤 Louis B Smyser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:30
CPC Classifications
F; F16; F16D; F16D59/00; E; E05; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55; Y; Y10; Y10T; Y10T292/00; Y10T292/85
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) | 1918-04-12 | 1918-10-12 | 1919-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-04-12 | 1922-10-12 | 1923-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-04-12 | 1926-10-12 | 1927-04-13 | $7700.00 | Window Closed / Lapsed |