US1896636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door elevating mechanism
Assignee: Camel Co
•
Filing: 1931-02-26
•
Granted: 1933-02-07
•
Expires: 1951-02-26
Abstract
No abstract record available.
Inventors
- 👤 Madland Gabriel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:37
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/56; E05D15/565; E05Y; E05Y2800/00; E05Y2900/00; E05Y2900/10; E05Y2900/13; E05Y2900/132
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) | 1936-02-07 | 1936-08-08 | 1937-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-02-07 | 1940-08-08 | 1941-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-02-07 | 1944-08-08 | 1945-02-07 | $7700.00 | Window Closed / Lapsed |