US918163A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic window opening and closing device.
Assignee: Individual
•
Filing: 1908-05-09
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Granted: 1909-04-13
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Expires: 1928-05-09
Abstract
No abstract record available.
Inventors
- 👤 Lee O Kemp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:05
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/70; F24F11/72; F24F11/74; F24F11/76; E; E05; E05D; E05D13/00; E05D13/10
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) | 1912-04-12 | 1912-10-12 | 1913-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-04-12 | 1916-10-12 | 1917-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-04-12 | 1920-10-12 | 1921-04-13 | $7700.00 | Window Closed / Lapsed |