Patent US2093201A successfully refreshed from Google Patents.
US2093201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window operating means
Assignee: Individual
•
Filing: 1936-06-30
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Granted: 1937-09-14
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Expires: 1956-06-30
Abstract
No abstract record available.
Inventors
- 👤 John H Love
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:34
CPC Classifications
E; E05; E05F; E05F15/00; E05F15/50; E05F15/57; E05D; E05D11/00; E05D11/0081; E05Y; E05Y2800/00; E05Y2800/10; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/148
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) | 1940-09-13 | 1941-03-15 | 1941-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-13 | 1945-03-15 | 1945-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-13 | 1949-03-15 | 1949-09-14 | $7700.00 | Window Closed / Lapsed |